Register

If f(x)=2x^3-9x^2-5x find f(2a)

If f(x)=2x^3-9x^2-5x find f(2a)
asked 209k views
0 votes
If f(x)=2x^3-9x^2-5x find f(2a)

asked
User Stas Boyarincev
by
8.7k points

1 Answer

3 votes
I think you just substitute 2a for x in the equation.

f(2a) = 2(2a)^3 - 9 (2a)^2 -5(2a)
Simplify:
f(2a) = 16a^3 - 36a^2 - 10a

answered
User Olexiy
by
9.0k 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
How do you estimate of 4 5/8 X 1/3
Link Copied!