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30+31+32+33+34=x2 3^0 + 3^1 + 3^ 2 + 3^3 + 3^ 4 = x ^ 2 എങ്കിൽ x ൻ്റെ വില എത്ര ?

A1

B11

C13

D9

Answer:

B. 11

Read Explanation:

30+31+32+33+34=x2 3^0 + 3^1 + 3^ 2 + 3^3 + 3^ 4 = x ^ 2

1 + 3 + 9 + 27 + 81 = 121

x2x ^ 2 = 121

x = 11


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