Question

Evalute: 4sin²A+4+4cos²A

Answer 1

Answer:

8

Step-by-step explanation:

$4 { \sin( \alpha ) }^{2} + 4 { \cos( \alpha ) }^{2} + 4 \\ 4 ( { \sin( \alpha ) }^{2} + { \cos( \alpha ) }^{2} ) + 4 \\ 8$