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Popular >

expand x^2(2x+9)

Solution

expand

x^{2} (2 x + 9)

Solution

2 x^{3} + 9 x^{2}

Solution steps

x^{2} (2 x + 9)

Apply the distributive law:

a (b + c) = ab + a c

x^{2} (2 x + 9) = x^{2} \cdot 2 x + x^{2} \cdot 9

= x^{2} \cdot 2 x + x^{2} \cdot 9

Simplify

x^{2} \cdot 2 x + x^{2} \cdot 9 : 2 x^{3} + 9 x^{2}

= 2 x^{3} + 9 x^{2}

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Frequently Asked Questions (FAQ)

What is expand x^2(2x+9) ?
The solution to expand x^2(2x+9) is 2x^3+9x^2