Question

with in what limits A/2mustlie if 2 sinA/2√1+sinA+√1-sinA


2
А
Sin > 0
31 AT
The intersection of (3) and (4) is
37with
4
А
2
35 A <2nt
lie between 2nn-
4
must lie
Ex2. With in what limits
А
2
A
2 sin = V1+ sin A +1-sin A.
2
Sol: 2 sin
=v1+sin A + v1 - sin A
we know that, VI + sin A = cos
A А
+ sin
2. 2
To make LHS and RHS equal
COS
A
А
+ sin ->0 and cos
2
2
А
sin
Hence
A
A​

Answer 1

Answer:

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