SOLUTION: What is the root of 49x^2-25=0?

SOLUTION: What is the root of 49x^2-25=0?

Algebra.Com

Question 244006: What is the root of 49x^2-25=0?
Answer by mathitutor(25) (Show Source): You can put this solution on YOUR website!
49x^2-25=0 => (7x)^2 - 5^2 = 0 => (7x + 5)(7x-5) = 0
=> x = 5/7 and -5/7
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