Register

If f (x) = -2x² + x – 5, what is f (3)

If f (x) = -2x² + x – 5, what is f (3)
asked 66.5k views
1 vote
If f (x) = -2x² + x – 5, what is f (3)

asked
User Tho Nguyen
by
7.7k points

2 Answers

1 vote

Answer:

f(3)=-2(3)^2+3-5=16

Explanation:

You just plug 3 in for x

answered
User Weved
by
7.2k points
4 votes

Answer:


f(x) = - 2 {x}^(2) + x - 5 \\ f(3) = - 2 {(3)}^(2) + 3 - 5 \\ f(3) = - 20

answered
User Matthias Braun
by
7.5k 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!