Math, asked by sinhasumita72, 5 hours ago

Sin∅cos(90°-∅)+cos∅sin(90°-∅) is

Answers

Answered by dcmallik1396

0

Answer:

1

Step-by-step explanation:

Cos(90-©)=Sin©

Sin(90-©)=Cos©

Sin©Cos(90-©)+Cos©Sin(90-©)

=Sin©.Sin©+Cos©.Cos©

=Sin²®+Cos²®=1

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