App Logo

No.1 PSC Learning App

1M+ Downloads

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


Related Questions:

(1)25+(1)50(1)20/10=?(-1)^{25} + (-1)^{50}- (-1)^{20} / 1^0 =?

5m+15m=100 5 ^{m + 1 } - 5 ^m = 100 ആയാൽ  m എത്ര?

x111x11=215x^{11}-\frac1{x^{11}}=2\sqrt{15}ആയാൽ x11+1x11x^{11}+\frac1{x^{11}}എത്ര?

image.png
image.png