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16. The equation (5+3)sin thita + (5-3)cos thita =3sin alpha holds for (A) two pair of value of (thita,alpha). (B) three pairs of (thita,alpha). (C) just one pairs of (thita,alpha). (D) infinitely pairs of (thita,alpha) |
| Answer» 16. The equation (5+3)sin thita + (5-3)cos thita =3sin alpha holds for (A) two pair of value of (thita,alpha). (B) three pairs of (thita,alpha). (C) just one pairs of (thita,alpha). (D) infinitely pairs of (thita,alpha) | |