1.

If 3sinβ+5cosβ=5, then, then 3cosβ-5sinβ=?(1) 3(2) 4(3) 9(4) 1/3

Answer» If 3sinβ+5cosβ=5, then, then 3cosβ-5sinβ=?
(1) 3
(2) 4
(3) 9
(4) 1/3


Discussion

No Comment Found