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Popular >

factor 16-81y^2

Solution

factor

16 - 81 y^{2}

Solution

(4 + 9 y) (4 - 9 y)

Solution steps

16 - 81 y^{2}

Apply exponent rules

= 4^{2} - (9 y)^{2}

Apply Difference of Two Squares Formula:

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

4^{2} - (9 y)^{2} = (4 + 9 y) (4 - 9 y)

= (4 + 9 y) (4 - 9 y)

Popular Examples

factor 6y^2+7y-3 factor

6 y^{2} + 7 y - 3

simplify 45*6 simplify

45 \cdot 6

∣ 7 m + 4 ∣ = 6

2>|-3m+4/5 |-1/5

2 > - 3 m + \frac{4}{5} - \frac{1}{5}

simplify log_{1/7}(1/49)simplify

lo g_{\frac{1}{7}} (\frac{1}{49})

Frequently Asked Questions (FAQ)

What is factor 16-81y^2 ?
The solution to factor 16-81y^2 is (4+9y)(4-9y)