Sir/Madam can you please solve question no. 8(ii) S. (i) If x •t y and sin x: sin y •hen
what : y equal 10
(ii) ifsinx = and angle x and angle yareacmc,
then what is the relation between x and Y?
s cake
2
2
2
(d)x+y-—
9. (1) What is the value of the expression
5sin 750 sin 770 +2cos130cosl-S0
coo 50 sin 770
cos 90
