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Popular >

factor 9b^2-25

Solution

factor

9 b^{2} - 25

Solution

(3 b + 5) (3 b - 5)

Solution steps

9 b^{2} - 25

Apply exponent rules

= (3 b)^{2} - 5^{2}

Apply Difference of Two Squares Formula:

x^{2} - y^{2} = (x + y) (x - y)

(3 b)^{2} - 5^{2} = (3 b + 5) (3 b - 5)

= (3 b + 5) (3 b - 5)

Popular Examples

simplify (5x)/(x-y)+(2x)/(y-x)simplify

\frac{5 x}{x - y} + \frac{2 x}{y - x}

25 y^{2} = 81

factor x^2-8x-84 factor

x^{2} - 8 x - 84

simplify 1/5*40 simplify

\frac{1}{5} \cdot 40

simplify (3i)/(1-2i)simplify

\frac{3 i}{1 - 2 i}

Frequently Asked Questions (FAQ)

What is factor 9b^2-25 ?
The solution to factor 9b^2-25 is (3b+5)(3b-5)