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9. Given 5 cos A - 12 sin A = 0, find the value of sin A + cos A (ICSE 1995) 2 cos A - sin A​
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3 votes
9. Given 5 cos A - 12 sin A = 0, find the value of

sin A + cos A
(ICSE 1995)
2 cos A - sin A​

User Yassassin
by
6.1k points

1 Answer

3 votes
17/19

A + cos A = sinA + 12/5 sinA = 17sinA / 5
Also, 2cosA - sinA = 24/5 sinA - sinA = 19 sinA/5
User Damaris
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