The value of `3^2` is
a) 8
b) 9
c)`1/9`

If 8^(x+1)=64 , what is the value of 3^(2x+1) ? (a)1 (b) 3 (c) 9 (d) 27

In Fig.40, A B C D is a parallelogram of area 144 c m^2, the value of x is (a) 8 (b) 6 (c) 9 (d) 10

If the coefficients of x^2a n d\ x^3 in the expansion of (3+a x)^9 are the same, then the value of a is a. -7/9 b. -9/7 c. 7/9 d. 9/7

Q. If 2[[x,9],[y,6]]+3[[1,-1],[0,2]]=[[9,15],[12,18]], then the values of (x+y) is (A) 3 (B) 9 (C) -1 (D) -2

Q. If 2[[x,9],[y,6]]+3[[1,-1],[0,2]]=[[9,15],[12,18]], then the values of (x+y) is (A) 3 (B) 9 (C) -1 (D) -2

Additive inverse of -9/2 is- a) 2/9 b) 9/2 c) -2/9 d) 1/9

If the coefficients of x^2a n d\ x^3 in the expansion o (3+a x)^9 are the same, then the value of a is -7/9 b. -9/7 c. 7/9 d. 9/7

If the coefficients of x^2a n d\ x^3 in the expansion o (3+a x)^9 are the same, then the value of a is -7/9 b. -9/7 c. 7/9 d. 9/7

If a digit is chosen at random from the digits 1,\ 2,\ 3,\ 4,\ 5,\ 6,\ 7,\ 8,\ 9 then, the probability that the digit is a multiple of 3 is (a) 1/3 (b) 2/3 (c) 1/9 (d) 2/9

If sum of an infinite G.P. : p ,1,1//p ,1//p^2 , ........ is 9//2 then value of p is a. 3 b. 3/2 c. 3 d. 9/2