The function `f(x)` is defined by `f(x)=cos^(4)x+K cos^(2)2x+sin^(4)x,` where `K` is a constant.If the function `f(x)` is a constant function,the value of `k` is

Q.2The function f(x) is defined by f(x)=cos-x + K cos22x + sinx, where K is a constant. If the functionf(x) is a constant function, the value of k is(1)-1(B)-1/2(D) 1/2 (E) 1(C) 0

The function f:R to R is defined by f(x)=cos^(2)x+sin^(4)x for x in R . Then the range of f(x) is

The function f:R to R is defined by f(x)=cos^(2)x+sin^(4)x for x in R . Then the range of f(x) is

The function f:R to R is defined by f(x)=cos^(2)x+sin^(4)x for x in R . Then the range of f(x) is

Check the point where the constant function f(x)=k is continuous.

The function f: R rarr R is defined by f(x)=cos^(2)x+sin^(4) x for x in R . Then the range of f(x) is

Prove that the constant function f (x)= k, where k is a constant, is continuous

Check the points where the constant function f(x)= k is continuous.

Check the points where the constant function f(x)= k is continuous.

Check the points where the constant function f(x)= k is continuous.