The value of `(3^-1+4^-1)^-1-:5^-1` is

Find the value of (2^-1+3^-1)^-1-:5^-1

For the binary operation multiplication modulo 5\ (xx_5) defined on the set S={1,\ 2,\ 3,\ 4} . Write the value of (3xx_5 4^(-1))^(-1) .

Find the Value of (1/3)^-2+(1/4)^-2+(1/5)^-2

Evaluate {(1/3)^(-1) -(1/4)^(-1)}^-1 (ii) (5/8)^(-7) xx (8/5)^(-4)

4.Find the value of 1/3^(-1)

The value of cos(1/2cos^(-1)(1/8)) is (a) 3/4 (b) -3/4 (c) 1/(16) (d) 1/4

The value of tan^(-1)(1)+cos^(-1)(-1/2)+sin^(-1)(-1/2) is equal to pi/4 b. (5pi)/(12) c. (3pi)/4 d. (13pi)/(12)

Find the value of cot^(-1)3/4+sin^(-1)5/(13)

Find the value of. (i) (3^@+4^(-1)) xx 2^2 (ii) (2^(-1)xx 4^(-1))-: 2^(-1) (iii) (1/2)^-2 + (1/3)^-2 + (1/4)^-2 (iv) (3^-1 + 4^-1+ 5^(-1))^0 (v) {((-2)/3)^-2}^2

Find the value of 4tan^(-1)1/5-tan^(-1)1/(70)+tan^(-1)1/(99)