Question

1. Evaluate the following.
i) sin 45° + cos 45º​

Answer 1

Answer:

2/√2

Step-by-step explanation:

=1/√2+1/√2

=2/√2

Answer 2

Step-by-step explanation:

sin(90-45)°+cos45°

cos45+cos45

2cos45

2×1/root (cos45=1/under root 2

=2/root 2 ans

hope this help u