Question

Find the value of x for which(5/3)^-4 × (5/3)^-5 = (5/3)^3​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

(5/3)-⁴×(5/3)^-5=(5/3)^3x

(5/3)^-4-5=(5/3)^3x. (a^m.aⁿ=a^mn)

(5/3)^-9=(5/3)^3x

bases are equal so we should equal the powers

-9=3x

x= -9/3

x= -3