Question

Determine the following
4sin15°cos15°÷√2cos405°

Answer 1

Answer:

-1.7925

Step-by-step explanation:

it is perfectly write

Answer 2

Step-by-step explanation:

4sin15°cos15°÷(2)1/2×cos405°

2(2sin15°cos15°)÷(2)1/2×COS405°

2sin(2×15°)÷(2)1/2×cos405°

2sin(30°)÷1.41×cos(360+45)

2(1/2)÷1.41×cos(45)

1÷1.41×(1/(2)^1/2)

1÷1

=1