only 10 number ple help
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3^m = 81
3^m = 3^4
m = 4
3^(m - 2) = 3^(4 - 2)
= 3²
= 9
3^(m + 2) = 3^(4 + 2)
= 3^6
= 729
Hope this helps you.
3^m = 3^4
m = 4
3^(m - 2) = 3^(4 - 2)
= 3²
= 9
3^(m + 2) = 3^(4 + 2)
= 3^6
= 729
Hope this helps you.
trobo:
this answer is correct so thanks
Answered by
0
3ⁿ =81
81 = 3⁴
⇒ 3ⁿ = 3⁴
n=4
3ⁿ⁻² = 3⁴⁻² =3² = 9
3ⁿ⁺² = 3⁴⁺² = 3⁶ =729
Hope it helps... :)
81 = 3⁴
⇒ 3ⁿ = 3⁴
n=4
3ⁿ⁻² = 3⁴⁻² =3² = 9
3ⁿ⁺² = 3⁴⁺² = 3⁶ =729
Hope it helps... :)
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