Register
If f(x) = x2 − 1, and f(2a) = 35, then what could be the value of a
145k views
0 votes
If f(x) = x2 − 1, and f(2a) = 35, then what could be the value of a

User Geparada
by
7.6k points

1 Answer

6 votes
f(2a) = 4a^2 - 1 = 35

4a^2 = 36

a^2 = 9

a = + or - 3
User Anderson Vieira
by
8.3k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

What is .725 as a fraction
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?
Write words to match the expression. 24- ( 6+3)
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Link Copied!