Number of real roots of equation `f(x)=0` is (A) 0 (B) 1 (C) 2 (D) none of these

If for xgt0f(x)=(a-x^n)^(1/n), g(x)=x^2+px+q,p,q epsilon R and equation g(x)-x=0 has imaginary roots, then number of real roots of equation g(g(x))-f(f(x))=0 is (A) 0 (B) 2 (C) 4 (D) none of these

The number of solution of equation |x-1|=e^x is (A) 0 (B) 1 (C) 2 (D) none of these

The number of real roots of equation x^8-x^5+x^2-x+1=0 is (A) 2 (B) 4 (C) 6 (D) 0

Let a,b,c be three distinct positive real numbers then number of real roots of ax^2+2b|x|+c=0 is (A) 0 (B) 1 (C) 2 (D) 4

The number of real root of the equation e^(x-1)+x-2=0 , is

The number of real solutions of the log_(0.5)|x|=2|x| is 1 (b) 2(c)0(d) none of these

The sum of real roots of the equation |x-2|^(2)+|x-2|-2=0 is (A)4(B)1(C)2(D)-2

Number of roots of equation 3^(|x|)-|2-|x||=1 is a.0 b.2 c.4d.7

Find the number of real roots of the equation f(x) =x^(3) + 2x^(2) +x +2 =0