If f(x) = x2 + 2x − 3, what is f(7)?

asked Nov 15, 2022 221k views

3 votes

If
f(x) = x2 + 2x − 3,
what is
f(7)?

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3 votes

Answer:

f(7)=60

Explanation:

Replace the x in the equation with 7. If you use GEMDAS properly, you should arrive at the correct answer.

Amanpurohit answered Nov 16, 2022

4.1k points

3 votes

Answer:

Explanation:

$f(x)=x^(2)+2x-3\\f(7)=7^(2)+2(7)-3\\f(7)=49+2(7)-3\\f(7)=49+14+3\\f(7)=63+3\\f(7)=66$

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