Surds and Indices Practice Test 1

Question : 6 of 40

Marks: +1, -0

If m and n are whole numbers such that

m^n = 121

, then find the value of

(m - 1)^{n + 1}

Solution:

m^n = 121

, Hence, value of m = 11 and n = 2
Then,

(m - 1)^{n + 1}

=(11-1)^{2+1}=10^3=1000

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