AP EAPCET 15th May 2023 Shift 2 Solved Paper
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Question : 22 of 160
Marks:
+1,
-0
If [ 1 − cos (
+ α ) + sin (
+ α ) ] 2 + [ 1 − sin (
− α ) − cos (
+ α ) ] 2 = a + b sin 2 (
+ α ) . then a 2 + b 2 =
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