Question

Evaluate the cos 0degrees+ sin 90 degree + root 2 sin 45 degrees

Answer 1

Answer:

cos 0 = 1

sin 90 = 1

sin 45 = 1/√2

now cos 0 + sin 90 + √2 sin 45

= 1 + 1 + √2(1/√2)

= 1 + 1 + 1 = 3

Answer 2

Answer:

3

Step-by-step explanation:

cos0 -. 1

sin 90-. 1

sin45 - 1/√2

1+ 1 +√2×1/√2

2+ 1

3