3. (`5^3 ÷ 5^2`) ` ×` (`3^4 ÷ 3^2`) is equal to

5.2 - 3.6 is equal to

-2/5 x 3/5 is equal to

(-(3)/(4))^(5) is equal to

If a matrix A is such that 3A^3 +2A^2+5A+I= 0 , then A^(-1) is equal to

The plane containing the line (x-3)/(2)=(y-b)/(4)=(z-3)/(3) passes through the points (a, 1, 2), (2, 1, 4), (2, 3, 5) , then 3a+5b is equal to

If the sum of the first ten terms of the series (1 3/5)^2+(2 2/5)^2+(3 1/5)^2+4^2+(4 4/5)^2+. . . . . , is (16)/5 m, then m is equal to: (1) 102 (2) 101 (3) 100 (4) 99

Sum of n terms of the series (1^(4))/(1.3)+(2^(4))/(3.5)+(3^(4))/(5.7)+…. is equal to

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

If A lies in the third quadrant and 3 tan A-4 = 0, then 5 sin 2A + 3sinA + 4 cosA is equal to

int_(5/2)^5(sqrt((25-x^2)^3))/(x^4)dx is equal to