SOLUTION: Find x-intercepts of f(x)=4x^2-28 The answer I got is -sqrt7, sqrt 7 Is this right?

Algebra.Com
Question 155893: Find x-intercepts of f(x)=4x^2-28
The answer I got is -sqrt7, sqrt 7
Is this right?

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Find x-intercepts of f(x)=4x^2-28
The answer I got is -sqrt7, sqrt 7
Is this right?
-------------------
Yes, it is.

RELATED QUESTIONS

Solve equation for x. x^2+4x+4=7 (Hint: Factor the left-hand side)? I believe the... (answered by bucky)
Simplify by combining like terms. {{{sqrt(63)}}}- {{{2 sqrt 28}}} + {{{5 sqrt7}}} I... (answered by bucky)
Simplify by combining like terms. {{{sqrt(63)}}}- {{{2 sqrt 28}}} + {{{5 sqrt7}}} I... (answered by Cintchr)
Simplify by combining like terms. {{{sqrt(63)}}}- {{{2 sqrt 28}}} + {{{5 sqrt7}}} I... (answered by psbhowmick)
Simplify by combining like terms. {{{sqrt(63)}}}- {{{2 sqrt 28}}} + {{{5 sqrt7}}} I... (answered by psbhowmick)
Find the intercepts of f(x)=6x+x(x-4) My answer is -2,0 Am I... (answered by Alan3354)
Please help me find the y -intercept and x intercepts of this function: {{{f(x)=... (answered by fcabanski)
Find the x-intercepts and y intercepts for f(x) f(x)=x^2-8x+11 I dont know is this is (answered by jim_thompson5910)
Identify any intercepts and asymptotes of the following: f(x)=2x-1/x-5 I got 1 and 2... (answered by ichudov)