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Popular >

factor 3a^2-9

Solution

factor

3 a^{2} - 9

Solution

3 (a^{2} - 3)

Solution steps

3 a^{2} - 9

Rewrite

9

as

3 \cdot 3

= 3 a^{2} - 3 \cdot 3

Factor out common term

3

= 3 (a^{2} - 3)

Popular Examples

expand x^2(x-9)(x+9)expand

x^{2} (x - 9) (x + 9)

simplify (-5-3i)/(7-10i)simplify

\frac{- 5 - 3 i}{7 - 10 i}

expand (2x+3)(x-6)expand

(2 x + 3) (x - 6)

expand (x+5)(2x^2-3x+3)expand

(x + 5) (2 x^{2} - 3 x + 3)

simplify (1.2*10^7)/(2*10^3)simplify

\frac{1.2 \cdot 1 0 ^{7}}{2 \cdot 1 0 ^{3}}

Frequently Asked Questions (FAQ)

What is factor 3a^2-9 ?
The solution to factor 3a^2-9 is 3(a^2-3)