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If the roots of the equation c^(2)x^(2)-...

If the roots of the equation `c^(2)x^(2)- c(a+b)x + ab =0` are sin A, sin B where A, B and C are the angles and a, b, c are the opposite sides of a triangle, then the triangle is :
(i) right angled
(ii) acute angled
(iii) obtuse angled
(iv) `sin A + cos A = (a+b)/(c )`

A

(i),(iv)

B

(ii), (iii)

C

(iv), (ii)

D

(i), (ii), (iii)

Text Solution

Verified by Experts

The correct Answer is:
A
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