Question

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10 to the power -8 multiply by 10 is equal to 10 to the power -7
How?
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Answer 1

Kindly refer the attachment

Answer 2

Step-by-step explanation:

Question:

$\large{ {10}^{ - 8} \times 10}$

Solution:

We know that,

$\large{ \sf \: \pink{{a}^{m} \times {a}^{n} = {a}^{m + n}} }$

$\large{ {10}^{ - 8} \times {10}^{} } \\ \large{= {10}^{ - 8} \times {10}^{1} } \\ \large{ = {10}^{ - 8 + 1} \: \: \: \: \: \: \: \: } \\ \large{ =} \underline{ \large{ \pink{ {10}^{ - 7 }}}}\: \: \: \: \: \: \: \: \: \: \: \: \:$