SOLUTION: 256x^2 = 36 a. -3/8, 3/8 b.-9/64,9/64 c.-8/3,8/3 d. -64/9,64/9

Question 119211: 256x^2 = 36
a. -3/8, 3/8
b.-9/64,9/64
c.-8/3,8/3
d. -64/9,64/9
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation

Divide both sides by 256

Take the square root of both sides. I can't type in the plus/minus symbol, but just remember that there's a negative solution as well.

Break up the square root

Simplify to get

Simplify to get

Reduce

Remember, there's a negative portion as well. So the solution is

or

So the answer is A)
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