Register
What is the quadratic function f(x)=x^2+2x-2 in vertex form? a. f(x)=(x+1)^2-1 b. f(x)=(x+1)^2-3 c. f(x)=(x-1)^2-3 d. f(x)=(x-1)^2-1
14.6k views
3 votes
What is the quadratic function f(x)=x^2+2x-2 in vertex form?

a. f(x)=(x+1)^2-1

b. f(x)=(x+1)^2-3

c. f(x)=(x-1)^2-3

d. f(x)=(x-1)^2-1

User Koschei
by
7.7k points

1 Answer

3 votes
Given: f(x) = x² + 2x - 2
Add 2 to both sides: f(x) + 2 = x² + 2x
Complete the square: f(x) + 2 + (1) = x² + 2x + (1) → f(x) + 3 = (x + 1)²
Subtract 3 from both sides: f(x) = (x + 1)² - 3

Answer: B




User Djlumley
by
8.2k 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

How do you estimate of 4 5/8 X 1/3
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
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!