5 tan?=4,find the value of (5 sin? - 3 cos?)/(5 sin? + 2 cos?)
Answers
Answered by
2
i think that this is the answer!
Attachments:
Answered by
2
5 tan ?= 4
or, 5sin?/ cos?= 4
sin?/cos?=4/5
sin?=4, cos?= 5
5 sin?-3 cos?/ 5 sin?+2 cos?
= 5×4 - 3×5/ 5×4+2×5
=20-15/20-10
=5/30
=1/6
or, 5sin?/ cos?= 4
sin?/cos?=4/5
sin?=4, cos?= 5
5 sin?-3 cos?/ 5 sin?+2 cos?
= 5×4 - 3×5/ 5×4+2×5
=20-15/20-10
=5/30
=1/6
Similar questions