Register

Given the function f (x) = -5x² – 2 + 20, find f (2).

Given the function f (x) = -5x² – 2 + 20, find f (2).
asked 177k views
4 votes
Given the function f (x) = -5x² – 2 + 20, find f (2).

asked
User Kblau
by
7.9k points

1 Answer

3 votes


\text{Plug in 2 into x:}\\\\f(x) = -5(2)^2-2+20\\\\\text{Solve:}\\\\f(x) = -5(2)^2-2+20\\\\f(x) = -5(4)-2+20\\\\f(x) = -20-2+20\\\\f(x)=-22+20\\\\\boxed{f(x)=-2}

answered
User Xavier Rubio Jansana
by
8.5k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!