Determine the following
4sin15°cos15°÷√2cos405°
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Answered by
3
Answer:
-1.7925
Step-by-step explanation:
it is perfectly write
Answered by
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
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