Need help with this please

Need Help With This Please

Answers

Answer 1

Answer: for 10. the answer is 29y and 49y and for 11 the answer is 119 x 146y

Step-by-step explanation: Tutor verified) If you take 1-3x 57y92 you get 29y and if you get 5-4y 178x1 -119 wich is 146y


Related Questions

What is a net profit

Answers

Answer:

the actual profit after working expenses not included in the calculation of gross profit have been paid.

Step-by-step explanation:

To calculate the net profit figure, subtract the total expenses from the total revenue, as seen in the following equation: Net profit = Total Revenue - Total Expenses. In this equation, revenue represents the total amount of money earned from product sales in addition to income from other places, including investments.

1. Two functions f(x) ang g(x) are defined on the set of real numbers by f(x) = 3x² − 2 and g(x) = x + 3. Find (a) f(- 2). (b) g-1 (-³/4). (c) the value of x for which f(g(x)) = g(f(x) ​

Answers

Answer:

  (a) 10

  (b) -3 3/4

  (c) -4/3

Step-by-step explanation:

Function values can be found by direct substitution of the argument into the function expression. Inverse function values can be found by solving the function equation for the variable value.

(a)

f(-2)= 3(-2)² -2 = 12 -2

f(-2) = 10

__

(b)

g^-1(-3/4)

-3/4 = x +3

-3 3/4 = x . . . . . . subtract 3

__

(c)

Substitute the expressions as required and solve for x.

  f(g(x)) = g(f(x))

  f(x+3) = g(3x² -2)

  3(x +3)² -2 = (3x² -2) +3

  3(x²2 +6x +9) -2 = 3x² +1

  3x² +18x +25 = 3x² +1

  18x = -24

  x = -24/18 = -4/3

_____

Additional comment

When solving an equation graphically, we like to write it in the form h(x) = 0 when possible. The graphing calculator easily identifies x-intercepts. This form makes each solution an x-intercept.

  f(g(x)) = g(f(x))   ⇔   f(g(x)) -g(f(x)) = 0

__

The value of the inverse function can be found similarly. We want to find x such that g(x) = -3/4, so we can look for the solution to g(x) +3/4 = 0.

Scrapbooking. A photo is cut so that its length is
2 cm longer than its width. It is then centered on
a background to form a 3-cm borderaround the
photo. The area of the background paper is 168 cm
What are the dimensions of the photo?

Answers

Answer:

length and width of the photo are: w = 6cm l = 8cm

Step-by-step explanation:

Area = 168cm^2

Area = w • l

168 = (x + 3 + 3) • (x + 2 + 3 + 3)

168 = (x + 6) • (x + 8)

expand

168 = x^2 + 14x + 48

subtract 168 from both sides

0 = x^2 + 14x - 120

simplify

0 = (x - 6) • (x + 20)

x = 6 or -20

since we are dealing with a measurement of a physical object x > 0

x = 6cm

w = x = 6cm

l = x+2 = 8cm

If there are 20 students in Ms.Davidson’s class,how many candles does each student need to sell to make a total of $240 for the field trip to the zoo?

Answers

12 candles for each student



240/20 = 12

A car's speed increases from 18m/s to 26 m/s in 15 s, it's acceleration is

Answers

The formula for acceleration is final speed - initial speed/time.

26 - 18 = 8

8/15= .533 m/s

Can someone answer these asap

Answers

Second question (find
Total angle on a straight line is 180 °
(3x-28)+90+(66-x)=180
2x + 128 =180
2x = 180 - 128
2x = 52
Divide through by 2
x = 26

(3x-28)+but x=26
[3(26)-28] + (78-28) + 50 +

First Question (find the value of x)

(4x-8)+34+(76-x)=180
3x + 102 =180
3x =180 - 102
3x = 78
Divide through by 3
x=26
Therefore x = 26

What is 0.16 kilometer to meter per second?

Plss help me on this i need a explanation.
Nonsense will be reported!!​

Answers

Answer:

Convert 0.16 Kilometers to Meters (km to m) with our conversion calculator and conversion tables. To convert 0.16 km to m use direct conversion formula below.

0.16 km = 160 m.

You also can convert 0.16 Kilometers to other Length (popular) units.

Step-by-step explanation:

hope this helps~

please help will mark brainliest!
Write an equation for each graph and show work

Answers

The equation to use is
y = mx + c

The first thing you need to know is the gradient represented by the m

Do you know how to find the gradient

Answer:

y = -3x² - 3x + 6

Step-by-step explanation:

main formula: r×(x² - (a + b)x + ab) = y

r×(x² - (-2 + 1)x -2×1) =y

r×(x² +x -2) = y

by using the point (0,6) →

r×(0² + 0 -2) = 6

r×-2 = 6

r= -3

so

y= -3x² -3x +6

Find the length of side a

(should be pretty easy)

i want to see if i'm right. no links

Answers

It is the very first option which is a

Answer:

A. 6

Step-by-step explanation:

a^2+b^2= c^2

a^2+64=100

a^2=36

a= square root of 36

= 6

Can the sides of a triangle have lengths 1, 10, and 20?
yes

OR
no

Answers

Answer:

No

Step-by-step explanation:

Given the following question

In order to prove if three lengths can create a triangle two of the three sides added together HAS to be greater than the third side.

[tex]a+b > c[/tex]
[tex]1+10=11[/tex]
[tex]11 < 20[/tex]

Which means your answer is "no," the given sides cannot create a triangle for they do not pass the Triangle Inequality Theorem.

Hope this helps.

Solution:

We know that:

Given side lengths of triangle: 1 unit, 10 units, and 20 unitsThe sum of two sides must be greater than the third.

Verification:

10 + 20 > 1 ⇒ 30 > 1 (True)20 + 1 > 10 ⇒ 21 > 1 (True)1 + 10 > 20 ⇒ 11 > 20 (False)

Conclusion:

The given side lengths cannot be a triangle.

. 1. Which of the following is TRUE? a. A quadrilateral is not a parallelogram. b. A quadrilateral is not a parallelogram if no sides are parallel. C. c. A quadrilateral is a parallelogram if the diagonals do not bisect each other d. A quadrilateral is a parallelogram if both pairs of opposite angles are congruent.​

Answers

Answer: B, D

Step-by-step explanation:

A parallelogram is a quadrilateral with 2 pairs of parallel sides, so if there are no parallel sides, it can't be a paralellogram.

D is true by the definition of a parallelogram.

Find the distance between the pair of points.(-5, -8) and (4,4). What is the distance?

Answers

Answer:

label a graph doing -5,-8, and 4,4  use the formula which is

d = ( x 2 − x 1 )^2 + ( y 2 − y 1 )^2

 x2-x1 = 4–2= 2 Y2–Y1 = 1–3 = -2 d=√(2)^2+(-2)^2 =√4+4 = √8 d= 2√2

so this is the same thing the person above me did but I've been typing this out so long I want to go ahead and submit anyway

Allison bought 7 bags of dog food to split among her 4 dogs equally. How much will each dog get?

Answers

Answer:

1.75 bags of dog food.

Step-by-step explanation:

7/4 = 1.75

Each dog gets 1.75 bags of dog food.

Have a great day!

Please rate and mark brainliest!

Round 459,816 to the nearest thousand.​

Answers

Answer:

460,000 is answer

ok

Step-by-step explanation:

mark brainleat

HELP IF YOU CAN, THANK YOU :)

Answers

Answer:

(-3, 1, 2, 6, 7)

Step-by-step explanation:

coordinates work like (x,y)

range is the y values

domain is the x values

This square contains circles and parts of circles.
Determine the shaded area of the 12 cm square.
Express your answer in terms of t. (choose your level)
Medium
12 cm

Answers

Answer:

12cmt^{12}

Step-by-step explanation:

Which sum or difference is modeled by the algebra
tiles??

Answers

Step-by-step explanation:

A is excluded because in the second() x² should be negative

B is excluded because if you solve it -(-x² give you + x²

C is excluded because in the second() 2x and 1 should be negative

so D is right

Choose the equation that correctly uses the Pythagorean Theorem for the given right
triangle.

Answers

3.8^2 + 6.8^2 = x^2 because the Pythagorean theorem is a^2 + b^2 = c^2 which c is the longest side or c in this case

A line passes through the point (-5,-1) and has a slope of 4
write an equation in slope intercept form for this line

Answers

Hello.

We have a point that the line passes through:

[tex]\mathrm{(-5,-1)}[/tex]

We also have the line's slope:

[tex]\mathrm{4}[/tex]

Right now, we do not have enough information to write the equation of the line in slope-intercept form. We need to know the slope and the y-intercept. We do know the slope, but we do not know the y-intercept...yet.

We do have enough information to write the line's equation in Point-Slope Form:

[tex]\mathrm{y-y1=m(x-x1)}[/tex]

Plug in the values:

[tex]\mathrm{y-(-1)=4(x-(-5)}[/tex]

[tex]\mathrm{y+1=4(x+5)}[/tex]

Use the Distributive Property (a(b+c)=ab+ac) :

[tex]\mathrm{y+1=4x+20}[/tex]

Move 1 to the right:

[tex]\mathrm{y=4x+20-1}[/tex]

Subtract:

[tex]\mathrm{y=4x+19}[/tex]

Now we have the equation in slope-intercept form.

Therefore, the answer is

[tex]\mathrm{y=4x+19}[/tex]

I hope it helps.

Have a nice day.

[tex]\boxed{imperturbability}[/tex]

Answer:

[tex]\displaystyle y = 4x + 19[/tex]

Step-by-step explanation:

Plug the information into the Slope-Intercept Formula like so:

[tex]\displaystyle y = mx + b \\ \\ -1 = 4[-5] + b \hookrightarrow -1 = -20 + b; 19 = b \\ \\ \\ \boxed{y = 4x + 19}[/tex]

I am joyous to assist you at any time.

Convert: 8 tons = _____ pounds
A. 80 pounds
B. 4 pounds
C. 16,000 pounds
D. 8,000 pounds

Answers

8 tons = 16000 pounds

conversion:

1 tons ➟ 2000 pounds

8 tons ➟ (2000 * 8) pounds

8 tons ➟ 16000 pounds   ⚡⚡

The amount 8 tons in pounds can be written as 16, 000 pounds.

To convert 8 tons to pounds,

we need to know that 1 ton is equal to 2,000 pounds.

We know that when a smaller unit converted to big unit then we have to multiply.

So, the conversion of 8 tons to pounds

= 8 tons x 2,000 pounds/ton

= 16,000 pounds

Thus, the amount 8 tons in pounds can be written as 16, 000 pounds.

Learn more about Unit Conversion here:

https://brainly.com/question/14523259

#SPJ6

Brainliest if correct

Answers

Answer:

(-2,11) (0,3) (2,-5) (4,-13)

Step-by-step explanation:

used desmos calculator

Need Urgent help! Someone please answer it

Answers

Answer:

yes

no

no

no

.............

Help! Please! The formula is A=1/2(b1+b2)h

Answers

Answer:

1/2(8*8)5

1/2* 320

ans= 160

is this answer is right??

Step-by-step explanation:

soln;

b1 = 5m

b2 = 8m

h = 8m

now,

a = 1/2(b1+b2)h

  = 1/2(5+8)8

  = 52 cm^2

What’s the correct answer for this question?

Answers

Half of its original value=

[tex]\frac{1350}{2} \\ =675[/tex]

Years for the television set to be worth half of its original value=

[tex]\frac{675}{2}\\ =4.0909...[/tex]

≈ 4.1

Plot all the points.

Plss help me on this im stuck.
Nonsense will be reported!!​

Answers

Answer:

Step-by-step explanation:

Answer:

Step-by-step explanation:

While plotting the plotting the point remember to start from origin.

J(5, 10)

Move right 5, then up 10

I (1,9)

Move right 1, then up 9

H(6, -9)

Move right 6, then down 9

G(-6, 8)

Move left 6, then up 8

F(9, 0)

Move right 9

E(-6, 0)

Move left 6

D(-8, -4)

Move left 8, then down 4

C(5, 0)

Move right 5

B(-1, -1)

Move left 1, then down 1

A(-8, -1)

Move left 8, then down 1

50 Points
PLEASEEEEE HELPPP
Trigonometry SIN/CON
I need help for numbers 22, 24, 26, 28, 30, 32, 34, 36

Answers

Answers are in bold.

22. b/c

24. sqrt(17)/17

26. 1/4

28. sqrt(17)/17

30. 1/2

32. sqrt(2)/2

34. sqrt(3)/2

36. Approximately 5.4077 units

=====================================================

Explanation:

Problem 22

To get the cosine ratio, we divide the adjacent over hypotenuse.

cos(angle) = adjacent/hypotenuse

cos(x) = b/c

----------------------------------

Problem 24

To get the sine ratio, we divide opposite over hypotenuse.

[tex]\sin\left(\text{angle}\right) = \frac{\text{opposite}}{\text{hypotenuse}}\\\\\sin\left(\text{x}\right) = \frac{2}{2\sqrt{17}}\\\\\sin\left(\text{x}\right) = \frac{1}{\sqrt{17}}\\\\\sin\left(\text{x}\right) = \frac{1*\sqrt{17}}{\sqrt{17}*\sqrt{17}}\\\\\sin\left(\text{x}\right) = \boldsymbol{\frac{\sqrt{17}}{17}}\\\\[/tex]

In the fourth step, I multiplied top and bottom by sqrt(17) to rationalize the denominator.

----------------------------------

Problem 26

tan(angle) = opposite/adjacent

tan(x) = 2/8

tan(x) = 1/4

----------------------------------

Problem 28

cos(y) = sin(x) in this case. The general rule is that sin(A) = cos(B) if and only if A+B = 90.

Therefore the answer is exactly identical to problem 24.

----------------------------------

Problem 30

sin(30) = 1/2 is something you either memorize or look up on a reference chart, or use the unit circle. Alternatively, you can use a 30-60-90 triangle template.

----------------------------------

Problem 32

[tex]\sin\left(45^{\circ}\right) = \boldsymbol{\frac{\sqrt{2}}{2}}\\\\[/tex] is something you memorize or have on a reference sheet. You could also use a 45-45-90 triangle.

----------------------------------

Problem 34

[tex]\cos\left(30^{\circ}\right) = \boldsymbol{\frac{\sqrt{3}}{2}}\\\\[/tex] is similar to problems 30 and 32 in that you should memorize this or have it on a reference sheet. You could use a 30-60-90 triangle template here.

----------------------------------

Problem 36

Let x be the length of side AC.

Use the tangent ratio to find x.

tan(angle) = opposite/adjacent

tan(B) = AC/AB

tan(31) = x/9

x = 9*tan(31)

x = 5.4077 approximately

WILL GIVE BRAINLIEST

find x using tangent ratio

Answers

tan 47 = (side opposite the angle that is 47 degrees) / (side beside angle that is 47 degrees)

tan 47 = x/15

x = 15*tan47 = 16.09

Hope that helps!

A town has a population of 3000 people. It is growing at a rate of 12% per year. What will the population be after 25 years

Answers

Answer:

3840

Step-by-step explanation:

1.12 times 25 is 28

1.28 times 3000

Which line segment is a diameter of circle F?

FE¯¯¯¯¯

BA¯¯¯¯¯

EC¯¯¯¯¯

AC¯¯¯¯¯

Answers

Answer:

AC.

Step-by-step explanation:

AC as you can see line AC is going through point F making a diameter.

hope this helps you

have a great day

explain how 4 2/6 is equivalant to 3 8/7​

Answers

Space time and dimension time travel I’m from the year 3045 and I discovered 5 years of teaching if you see this on this math thing there’s a apocalypse I need help time travel if you can discover it quick
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