`(-2)/3xx3/5` is equal to
A. `(-2)/5` B. `5/2` C.` (-5)/2 `D. `2/5`

(2/3)^(-5) is equal to ((-2)/3)^5 (b) (3/2)^5 (c) (2x-5)/3 (d) 2/(3x5)

If a : b = 5 : 2 , then ( a - b )/b is equal to : ( A ) 7/2 ( B ) 3/5 ( C ) 3/2 ( D ) 2/3

If 2^(x)xx8^(1/5)=2^(1/5), then x is equal to a.(1)/(5) b.-(1)/(5) c.(2)/(5) d.-(2)/(5)

(2/3)^(-5)x\ (5/7)^(-5) is equal to (2/3x5/7)^(-10) (b) (2/3x5/7)^(-5) (c) (2/3x5/7)^(25) (d) (2/3x5/7)^(-25)

5 n+2 −6 xx 5 n+113 xx 5 n − 2 5 n+1 is equal to (a) 5 3 (b) − 5 3 (c) 3 5 (d) − 3 5

The coefficient of x^2 in -5/3\ x^2y is equal to :- (a) -5/3 (b) -5/3y (c) 5/3 (d) 5/3y

(2^(-1)+3^(-1)+5^(-1))^(0) is equal to (a) 2 (b) 3 (c) 5 (d) 1

15. For matrix A=[(2,3),(-4,5)] , (adjA)^T is equal to (A) [(5,-3),(4,2)] (B) [(5,4),(-3,2)] (C) [(5,3),(4,-2)] (D) [(5,-3),(-4,2)]

If (sqrt3)^5 xx 9^2 = 3^x xx 3 sqrt3 , then x is equal to (A) 2 (B) 3 (C) 4 (D) 5

The value of 15.2 + 5.8 div 2.9xx 2 - 3.5 xx2 div 0.5 is equal to : 15.2 + 5.8 div 2.9xx 2 - 3.5 xx2 div 0.5 का मान ज्ञात करें ।