find the value of x for which (5/3)^-4 *(5/3)^-5 = (5/3)^3x
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Answered by
14
{5/3}^-4-5 = {5/3}^3×
{5/3}^-9 = {5/3}^3×
-9 = 3×
-3 = ×
now × = -3
{5/3}^-9 = {5/3}^3×
-9 = 3×
-3 = ×
now × = -3
Answered by
6
(5/3)^-4+-5=(5/3)^3x
now bases are same so we equate the powers
3x=-9
x=-3
now bases are same so we equate the powers
3x=-9
x=-3
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