Question

If 5 tan tetha =4, find the value of 5sin tetha - 3cos tetha / 5sin tetha +2cos tetha

Answer 1

Answer:

Step-by-step explanation:

5tagx=4

tagx=4/5

tag^2 x =16/25

1+tag^2 x=41/25

1/cos^2 x =41/25

cos^2 x=25/41

cosx=±5/√41

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