If tan¢=4 than the value of (5sin¢-4cos¢)/(5sin¢+4cos¢) is what?
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Given tanФ=4,
5sinФ - 4cosФ / 5sinФ + 4cosФ (Divide by cosФ in numerator and denominator)
5sinФ/cosФ - 4cosФ/cosФ / 5sinФ/cosФ + 4cosФ/cosФ
5tanФ - 4 / 5tanФ +4
5/4 - 4 / 5/4 + 4 (tanФ = 4)
5 - 16/4 / 5+16/4
-11/21
cheers and mark as brainliest!!!
5sinФ - 4cosФ / 5sinФ + 4cosФ (Divide by cosФ in numerator and denominator)
5sinФ/cosФ - 4cosФ/cosФ / 5sinФ/cosФ + 4cosФ/cosФ
5tanФ - 4 / 5tanФ +4
5/4 - 4 / 5/4 + 4 (tanФ = 4)
5 - 16/4 / 5+16/4
-11/21
cheers and mark as brainliest!!!
Binay11:
pl solve
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