Question

(2/3)^3×(2/3)^5=(2/3)^n-2​

Answer 1

Answer:

n = 10

Step-by-step explanation:

$a^{m}$$a^{n}$ = $a^{m+n}$

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$(\frac{2}{3}) ^{3}$ × $(\frac{2}{3}) ^{5}$ = $(\frac{2}{3} )^{n-2}$

$(\frac{2}{3}) ^{8}$ = $(\frac{2}{3} )^{n-2}$ ⇒ 8 = n - 2 ⇒ n = 10