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Popular >

simplify (8k^3)(-8k^4)

Solution

simplify

(8 k^{3}) (- 8 k^{4})

Solution

- 64 k^{7}

Solution steps

(8 k^{3}) (- 8 k^{4})

Apply rule:

a (- b) = - ab

(8 k^{3}) (- 8 k^{4}) = - 8 k^{3} \cdot 8 k^{4}

= - 8 k^{3} \cdot 8 k^{4}

Multiply the numbers:

- 8 \cdot 8 = - 64

= - 64 k^{3} k^{4}

Apply exponent rule:

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

k^{3} k^{4} = k^{3 + 4}

= - 64 k^{3 + 4}

Add the numbers:

3 + 4 = 7

= - 64 k^{7}

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Frequently Asked Questions (FAQ)

What is (8k^3)(-8k^4) ?
The solution to (8k^3)(-8k^4) is -64k^7