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PLEASE ANSWER ASAP Solve for x. 4x^²-5=11 x = or x =

PLEASE ANSWER ASAP Solve for x. 4x^²-5=11 x = or x =
asked 86.8k views
3 votes
PLEASE ANSWER ASAP
Solve for x.
4x^²-5=11
x = or x =

asked
User Matt Dawdy
by
8.4k points

1 Answer

1 vote

Answer:


x=2\text{ or}\,x=-2

Explanation:


4x^2-5=11\\4x^2-16=0\\4(x^2-4)=0\\x^2-4=0\\(x-2)(x+2)=0\\x=2\text{ or}\,x=-2

answered
User Mcheah
by
7.8k points
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