[" The number of real values of "x" for which "((a)/(b))^(x)=x-2x^(2)-4" where "a,b>0],[[" a) Infinitely many "," b) zero "," c) one "," d) two "]]

The number of real values of x for which ((a)/(b))=x-2x^(2)-4, where a,b>0

The number of real solutions of |2x-x^2-3|=1 is (a) 0 (b) 2 (c) 3 (d) 4

The number of real solutions of |2x-x^(2)-3|=1 is 0(b)2(c)3(d)4

The number of values of the pair (a,b) for which a(x+1)^(2)+b(-x^(2)3x-2)+x+1=0 is an identity in x, is

Find all real values of x which satisfy x^(2)-3x+2>0 and x^(2)-2x-4<=0

The number of values of the pair (a, b) for which a(x+1)^2 + b(-x^2 – 3x - 2) + x + 1 = 0 is an identity in x, is

[ The number of real solutions of x^(2)-4|x|-2=0 is [ (a) 1, (b) 2 (c) 3, (d) 4]]

Let f(x)=2x+1. Then the number of real number of real values of x for which the three unequal numbers f(x),f(2x),f(4x) are in G.P.is 1 b.2 c.0 d.none of these

Let f(x)=2x+1. Then the number of real number of real values of x for which the three unequal numbers f(x),f(2x),f(4x) are in G.P. is 1 b. 2 c. 0 d. none of these

Let f(x)=2x+1. Then the number of real number of real values of x for which the three unequal numbers f(x),f(2x),f(4x) are in G.P. is 1 b. 2 c. 0 d. none of these