Hitunglah= a) sin 60° x cos 60° x tan 60°= b) sin45°+cos45° ___________= sec45° Terima kasih

A).Sin 60° × cos 60° × tan 60°
=1/2√3 × 1/2 × √3
= 1/4√3 × √3/4
= 3/4

B).Sin 45° + cos45°
____________
Secan 45°

=1/2 √2 + 1/2√2
______________
√2

=√4 /4
______
√2


=2/4
____
√2