(ar^(b))^(4)=81r^(24 ) work out a and b

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asked Sep 18, 2022 135k views

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(ar^(b))^(4)=81r^(24 ) work out a and b

Mathematics
high-school

Matt Lohkamp asked

by Matt Lohkamp

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1 Answer

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Answer: a = 3; b = 6

$(ar^(b))^(4)=81r^(24)\\\\<=>a^(4).r^(4b)=3^(4).r^(24)\\\\\\=>\left \{ {{a=3} \atop {4b=24}} \right.\\\\\\<=>\left \{ {{a=3} \atop {b=6}} \right.$

Explanation:

Yooakim answered Sep 21, 2022

by Yooakim

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