UPSC CDS Math Trigonometric Ratios and Trigonometric Identities Questions
© examsiri.com
Question : 39 of 107
Marks:
+1,
-0
If x s i n θ = y c o s θ =
, then what is 4 z 2 ( x 2 + y 2 ) equal to ?
[2017 CDS-I]
Go to Question: