please solve it by step .
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11⁻³:11ˣ⁺⁷=1:1331
product of extremes =product of means
11⁻³×1331=11ˣ⁺⁷×1
11⁻³×11³=11ˣ⁺⁷
1=11ˣ⁺⁷
we know that anything to the power 0 is 1,
(∵)
bases are same so powers are also same,
0=x+7
⇒x=(-7)
Hope it helps u....
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