If f(−x) = f(x) for all x, then the function f(x) is symmetric with respect to the y−axis.TrueFalse

f be a real function such that f(x+y) =f(x)f(y). If f(1) = a, what is the valueof f(50) ?

For a function f(z)=u(x,y)+iv(x,y) to be analytic then the C-R equation to be satisfied are

If a function f(x)=(λ2−2λ−3)x4+(2λ+1)x3+21x+(8−λ) is monotonically increasing for all x∈R, then

If the graph of the function f(x)=ax−1xn(ax+1) is  symmetrical about the y -axis, then n equal

If f(x)=cos|x|−2ax+b𝑓(𝑥)=cos|𝑥|-2𝑎𝑥+𝑏 and function f𝑓 increases for all x𝑥 then find the maximum value of 2a+1