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Popular >

simplify (-5x^2)(2x^5)

Solution

simplify

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

Solution

- 10 x^{7}

Solution steps

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

Apply rule:

(- a) = - a

(- 5 x^{2}) = - 5 x^{2}

= - 5 x^{2} \cdot 2 x^{5}

Multiply the numbers:

- 5 \cdot 2 = - 10

= - 10 x^{2} x^{5}

Apply exponent rule:

a^{b} \cdot a^{c} = a^{b + c}

x^{2} x^{5} = x^{2 + 5}

= - 10 x^{2 + 5}

Add the numbers:

2 + 5 = 7

= - 10 x^{7}

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Frequently Asked Questions (FAQ)

What is (-5x^2)(2x^5) ?
The solution to (-5x^2)(2x^5) is -10x^7