Question

The sum of exponents of prime factors in the prime-factorisation of 196 is
(a) 3
(b) 4
(c) 5
(d) 2​

Answer 1

Answer:

b) 4

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Answer 2

Step-by-step explanation:

196 = 14*14 = 2*7*2*7

Sum = 2^2*7^2= 2+2=4

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