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Popular >

simplify (2k^7)(5k^8)

Solution

simplify

(2 k^{7}) (5 k^{8})

Solution

10 k^{15}

Solution steps

(2 k^{7}) (5 k^{8})

Apply exponent rule:

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

k^{7} k^{8} = k^{7 + 8}

= 2 \cdot 5 k^{7 + 8}

Add the numbers:

7 + 8 = 15

= 2 \cdot 5 k^{15}

Multiply the numbers:

2 \cdot 5 = 10

= 10 k^{15}

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Frequently Asked Questions (FAQ)

What is (2k^7)(5k^8) ?
The solution to (2k^7)(5k^8) is 10k^{15}