The value of (2+2)(2-2) is
A) 0
B) 1
C)2

The minimum value of ((A^(2) +A+1) (B^(2) +B+1) (C^(2) +C+1 )(D^(2) +D+1 ))/(ABCD) where A,B,C,D gt 0 is :

The value of cos^2 17^@ - sin^2 73^@ is (a) 1 (b) 1/3 (c) 0 (d) -1

If a+b+c=0 , then write the value of (a^2)/(b c)+(b^2)/(c a)+(c^2)/(a b)

The value of sin^2 75^0-sin^2 15^0 is a. 1//2 b. sqrt(3)//2 c. 1 d. 0

Let A= [[a,b,c],[b,c,a],[c,a,b]] is an orthogonal matrix and abc = lambda (lt0). The value a^(2) b^(2) + b^(2) c^(2) + c^(2) a^(2) , is

The value of |(a,a^(2) - bc,1),(b,b^(2) - ca,1),(c,c^(2) - ab,1)| , is

The minimum value of e^((2x^2-2x+1)sin^(2)x) is a. e (b) 1/e (c) 1 (d) 0

Let f(x)=(1+b^2)x^2+2b x+1 and let m(b) the minimum value of f(x) as b varies, the range of m(b) is (A) [0,1] (B) (0,1/2] (C) [1/2,1] (D) (0,1]

If sinA+sin^2A=1, then the value of cos^2A+cos^4A is (a)2 (b) 1 (c) -2 (d) 0

The value of the integral int_(-2)^2|1-x^2|dx is a. 4 b. 2 c. -2 d. 0