# math

Select the approximate values of x that are solutions to f(x) = 0, where

f(x) = -2x2 + 2x + 2.

1. 👍 0
2. 👎 0
3. 👁 89
1. -7x^2 + 2x + 6 = 0
x = [-2 +/- SQR(4 - 4(-7)(6))]/2(-7)
x = [-2 +/- SQR(172)]/-14
x = [-2 +/- 13.11]/-14
x = -0.79, 1.08 (first choice)

1. 👍 0
2. 👎 0
posted by Cindy

## Similar Questions

1. Determine the equation of g (x) that results from translating the function f(x)=x^2+5 upward 8 units. A. g (x)= (x +13)^2 B. g (x)= ( x+8 )^2 +5 C. g (x)= x^2 -3 D. g (x)= x^2+13 I think (D.) is my answer please check over for

asked by Queta on September 17, 2013

1. Which of the following conclusions is true about the statement below ? x^2 = square root x A. The statement is never true. B. The statement is true when x = 0. C. The statement is true when x is negative. D. The statement is

asked by Queta on September 8, 2013
3. ### math

select the approximate values of x that are solutions to f(x)=0, f(x)=-8x^2+2x+4

asked by WINSTON on March 14, 2014
4. ### mat/117

Select the approximate values of x that are solutions to f(x)=0, where f(x)=-8x^2+7x+2

asked by hope on July 20, 2014
5. ### math

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -2x^2 + 5x + 7. a) {3.50, –1.00} b) {-2, 5} c) {–2.50, –3.50} d) {–0.29, 0.71}

asked by Anonymous on April 6, 2013
6. ### math

select the approximate values of x that are solutions to f(x)=0 where f(x)-5x^2+8+5

asked by WINSTON on March 14, 2014
7. ### Algebra

Hello, This one as well. Thank you! Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -8x^2 + 3x + 9.

asked by Jerry on March 23, 2014
8. ### mat/117

Select the approximate values of x that are solutions to f(x)=0, where f(x)=-3x^2+3x+9

asked by hope on July 20, 2014

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -2x^2 + 9x + 9. a) {–0.22, 1.00} b) {-2, 9} c) {–4.50, –4.50} d) {–0.84, 5.34}

asked by Anonymous on April 6, 2013
10. ### Algerbra

select the approximate values of x that are solutions to f(x) = 0, where f(x) = -8^2 + 2x + 2

asked by Alexis on September 7, 2014
11. ### algebra

Select the approximate values of x that are solutions to f(x)=0, where f(x) = -2x^2+8x+5

asked by Anonymous on June 17, 2014

More Similar Questions