If `sqrt(1369)+sqrt(. 0615+x)=37. 25` , then `x` is equal to `10^(-1)` (b) `10^(-2)` (c) `10^(-3)` (d) None of these

If sqrt(.04xx.4xx a)=.004xx.4xx sqrt(b), then (a)/(b) is 16xx10^(-3)(b)16xx10^(-4)(c)16xx10^(-5) (d) None of these

sqrt(0.0169xx?)=1.3(a)10(b)100(c)1000 (d) None of these

A rational number equal to (-2)/3 is (a) (-10)/(25) (b) (10)/(-15) (c) (-9)/6 (d) None of these

A rational number equal to (-2)/3 is (a) (-10)/(25) (b) (10)/(-15) (c) (-9)/6 (d) None of these

If (x-1)/(x)=3, then the value of 1+(1)/(x^(2)) is (a) 9(b) 10(c)11 (d) None of these

If f(x)=|x-3| and g(x)= fof (x), then for x>10,g'(x) is equal to (a)1(b)-1(c)0 (d) none of these

The area {(x,y);x^(2)<=y<=sqrt(x)} is equal to (1)/(3) b.(2)/(3) c.(1)/(6) d.none of these

If f(x)=sqrt(x^2-10 x+25) , then the derivative of f(x) in the interval [0, 7] is (a) 1 (b) -1 (c) 0 (d) none of these

If 4sin^(2)x+(1)/(4)cos ec^(2)x=2,x in(0,(pi)/(2)) then cos^(2)x+5sin x cos x=7sin^(2)x is equal to (A)(10+5sqrt(3))/(4) (B) 10-5sqrt(3)(C)10+5sqrt(3) (D) none of these