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20 January, 20:09

1.

I 180 = 2^x*3^2*5 then the value of x is

a) 1

b) 2

c) 3

d) 4

+3
Answers (1)
  1. 20 January, 21:56
    0
    b) 2

    Step-by-step explanation:

    180=2^x times 3^2 times 5

    180=2^x times 9 times 5

    180=2^x times 45 (divide both sides by 45 next)

    4=2^x

    x=2
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