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Popular >

factor 81a^2-36b^2

Solution

factor

81 a^{2} - 36 b^{2}

Solution

9 (3 a + 2 b) (3 a - 2 b)

Solution steps

81 a^{2} - 36 b^{2}

Factor out common term

9 : 9 (9 a^{2} - 4 b^{2})

= 9 (9 a^{2} - 4 b^{2})

Factor

9 a^{2} - 4 b^{2} : (3 a + 2 b) (3 a - 2 b)

= 9 (3 a + 2 b) (3 a - 2 b)

Popular Examples

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Frequently Asked Questions (FAQ)

What is factor 81a^2-36b^2 ?
The solution to factor 81a^2-36b^2 is 9(3a+2b)(3a-2b)