nataliahenderso
29.09.2019 •
Mathematics
What is the solution to the equation 1 over 21 multiplied by x is equal to 1 over 7?
x = 3
x = 14
x = 28
x = 147
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Ответ:
Ответ:
answer: 5^11 = 5^3 * 5^8
5^11 = 5^0 * 5^11
5^11 = 5^-4 * 5^15
step-by-step explanation:
since you add exponents when multiplying, you just need to find three ways to add numbers to get 11.
there are lots of other ways; not quite so many if you insist on only positive powers.