Composites, inverses, radicals

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f(x) = 3+5, Find f(4)

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x=y+3, solve for y

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Why did you choose the operation you chose? would any other operation work?

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Solve for y

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what operation did you use and why?

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Subtraction is the _______ of _______ , and division is the _______ of _______ 

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Combine the equations and
solve this question for y

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Does it matter if you subtract first or divide first? why did you choose the order you chose?

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Solving equations is a something all of you have figured out how to do, without realizing you have been working with composite functions. Consider the equation 

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If
find g(b) . Make sure the answer only uses constants and the variable y.

1

f(x) = 3+5, Find f(4)

x=y+3, solve for y

Why did you choose the operation you chose? would any other operation work?

Solve for y

what operation did you use and why?

Combine the equations and solve this question for y

Does it matter if you subtract first or divide first? why did you choose the order you chose?

If find g(b) . Make sure the answer only uses constants and the variable y.

Combine the equations and
solve this question for y

If
find g(b) . Make sure the answer only uses constants and the variable y.