Register

What is f(–3) for f(x) = 2x2 – x + 5?

What is f(–3) for f(x) = 2x2 – x + 5?
asked 125k views
2 votes
What is f(–3) for f(x) = 2x2 – x + 5?

asked
User Rojin
by
8.1k points

1 Answer

2 votes

Substitute the value of x = -3 to the equation:


f(x)=2x^2-x+5\\\\f(-3)=2(-3)^2-(-3)+5=2(9)+3+5=18+3+5=26

Answer: f(-3) = 26

answered
User FireDragon
by
8.3k 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 =
What is .725 as a fraction
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!