3(7+17)+1(7+17)

What is the value of [(2.3)^(3) – (1.7)^(3)] / [(2.3)^(2) + (2.3 xx 1.7) + (1.7)^(2)] ?

If 8tan x=15, then sin x-cos x is equal to (8)/(17)( b) (17)/(7)( c) (1)/(17) (d) (7)/(17)

Simplify each of the following: (7. 83\ xx\ 7. 83-1. 17\ xx\ 1. 17)/(6. 66)

The sum (upto two decimal places) of the infinite series (7)/(17)+(77)/(17^(2))+(777)/(17^(3))+………… is

The sum (upto two decimal places) of the infinite series (7)/(17)+(77)/(17^(2))+(777)/(17^(3))+………… is

The coefficient of x^(7) in the polynomial 7x^(17) - 17 x^(11) + 27 x^(5) - 7 is …………….

3/7 xx 7/17

The reflection of the point (2,-1,3) in the plane 3x-2y-z=9 is (A) (28/7,15/7,17/7) (B) (26/7,-15/7,17/7) (C) (15/7,26/,-17/7) (D) (26/7,17/7,-15/70)

The reflection of the point (2,-1,3) in the plane 3x-2y-z=9 is (A) (28/7,15/7,17/7) (B) (26/7,-15/7,17/7) (C) (15/7,26/,-17/7) (D) (26/7,17/7,-15/70)

If A = [[x, -2],[3, 7]] and A^(-1) = [[(7)/(34), (1)/(17)],[(-3)/(34), (2)/(17)]] , then the value of x is