Question

if both x-2 and x-½ are factors of px² + 5x + r. p = r​

Answer 1

Answer:

$\textit{\large{\blue{\underline{\underline{gof = g(f(x)) = cos(π f(x)) = cos(π[x]) = cos( integral multiple of π) = - 1 or 1 Hence range of gof is { - 1, 1}:-}}}}}$[tex]\mathrm{2\ ...

Answer 2

Answer:

equals to minus 2

try to solve it may be my answer will be right