rajujayashree100
rajujayashree100 rajujayashree100
  • 18-02-2020
  • Mathematics
contestada

1.
I 180 = 2^x×3^2×5 then the value of x is
a)1
b)2
c)3
d)4​

Respuesta :

ao0845 ao0845
  • 18-02-2020

Answer:

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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