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AVprozaik [17]
3 years ago
8

Solve for f. Show your work! 8=f-(13-2)

Mathematics
1 answer:
Nana76 [90]3 years ago
8 0

Answer:

So F=19

Step-by-step explanation:

8=f-(13-2)

8=f-11

+11  +11       You plus 11 by both sides

19=f

You can check you answer by plugging it in

8=19-(13-2)

your answer would still be 19

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Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Zigmanuir [339]

Answer:

Shift 4 units down: g(x) = 2x - 10

Stretching f(x) by 4 : g(x) =8x - 24

Shift 4 units left:  g(x) = 2x - 14

Compress by 1/4 units : g(x)  = 8x - 6

Step-by-step explanation:

Given

f(x) = 2x - 6

Required

Match the transformations (See attachment)

<u>Shift 4 units down</u>

Shifting down a function is represented as:

g(x) = f(x) - b

In this case:

b = 4

Substitute expression for f(x) and 4 for b in g(x) = f(x) - b

g(x) = 2x - 6 - 4

g(x) = 2x - 10

<u>Stretching f(x) by 4 </u>

Stretching a function by some units is represented as:

g(x) =b.f(x)

In this case:

b = 4

Substitute expression for f(x) and 4 for b in g(x) =b.f(x)

g(x) =4 * (2x - 6)

g(x) =8x - 24

<u>Shift 4 units left</u>

Shifting a function to the left is represented as:

g(x) = f(x - b)

In this case:

b = 4

Substitute expression for f(x) and 4 for b in g(x) = f(x - b)

g(x) = f(x-4)

Calculating f(x - 4)

f(x) = 2x - 6

f(x - 4) = 2(x - 4) - 6

f(x - 4) = 2x - 8 - 6

f(x - 4) = 2x - 14

Hence:

g(x) = 2x - 14

<u>Compress by 1/4 units </u>

This means that the function is stretched by 1/\frac{1}{4}

Compressing a function is represented as:

g(x) =f(bx)

In this case:

b = 1/\frac{1}{4}

b = 1 * \frac{4}{1}

b = 4

Substitute expression for f(x) and 4 for b in g(x) =f(bx)

g(x) =f(4x)

Calculating f(4x)

f(4x) = 2(4x) - 6

f(4x) = 8x - 6

Hence:

g(x)  = 8x - 6

7 0
3 years ago
Can someone help me with this math work i really don't get it.
MariettaO [177]

Answer:

Step-by-step explanation:

opens down refers to the value of a being negative or positive. If it opens down, then a is negative.

shifting left or right refers to the value of h

shifting up or down refers to the value of k

For the first one: y = -a (x+8)² + k

second one: y = -a(x+h)² + 7

7 0
3 years ago
Factor the expression 8a + 16c
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The answer for this question is 80
3 0
3 years ago
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If f(x) = -x^2 +3x +5 and g(x) = x^2 +2x, which graph shows the graph of (f+g)(x)​
uysha [10]

Answer:f=10 and g(x)=4x

Step-by-step explanation:

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Answer:

80,000 people will vote. I'm pretty sure

Step-by-step explanation:

You first divided 200,000 by 10 then multiply it by 4 and you get 80,000. You're welcome, if its right.

3 0
3 years ago
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