if cot a is 2 find value of 4 cos a - 3 sin a / 2 sin a + 6 cos a
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Answer:
Step-by-step explanation:
CotA = 2
4CosA - 3SinA / 2SinA + 6CosA
//Divide numerator and Denominator by SinA
=> 4CosA/SinA - 3SinA/SinA / 2SinA/SinA + 6CosA/SinA
=> 4CotA - 3 / 2 + 6CotA
=> 4*2 - 3 / 2 + 6*2
=> 8 - 3/ 2 + 12
=> 5/14
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