sin2Q.cosQ-cos2Q.sinQ/cos2Q.cosQ+sin2Q.sinQ=tanQ
Answers
Answered by
1
Answer:
only is to use some simple formula
Step-by-step explanation:
sin2Q.cosQ-cos2Q.sinQ/cos2Q.cosQ+sin2Q.sinQ=sin(2Q-Q)÷cos(2Q-Q)=sinQ÷cosQ=tanQ
Answered by
1
change the cosine function into sine funtion by adding or sub. of π/2 SIN2Ф.COS{90-Ф} - COS2Ф.SINФ÷COS2Ф.SINФ + SIN2ФSINФ
- then subtracting or dividing
Answer:
TANФ
Step-by-step explanation:
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