Question

If f1(x) = sin2x, f2(x) = , where {-} denotes fractional part
function, then
Fundamental period of the function f(x) = f1(x) – f2(x) is 41
The function f(x) = f1(x) - f2(x) is non-periodic function
Number of solutions of the equation f1(x) = f2(x), x E [0, 41] is 9
Number of solutions of the equation f1(x) = f2(x), xe [0, 41) is 4​

Answer 1

Answer:

Step-by-step explanation:

Opt A and D