1.

Q 35 Calculate the value of [Sin 135° + Cos 225°).Ops: A0-1/ 2B.OOC.O-22D.O 422​

Answer»

Answer:

0

Step-by-step EXPLANATION:

sin135°=sin(2×90°-45°)=sin45°=1/√2

cos225°=cos(2×90°+45°)= -cos45°= -1/√2

therefore, (sin145°+cos225°)

=(1/√2) +(-1/√2)

=0



Discussion

No Comment Found

Related InterviewSolutions