Math, asked by aaaa89, 1 year ago

find the value of (sin90° + Cos 60° + cos 45°)× (sin 30° - Cos 0° + cos 45°)

Answers

Answered by brunoconti

1

Answer:

Step-by-step explanation:

Attachments:

Answered by anenyaajit5

0

Answer:2root2-1/4

Step-by-step explanation:

(1+1/2+1/root2)×1/2-1+1/root2)

=[(3+root2)/2]×[(-1+root2)/2]=(-3+3root2-root2+2)/4=(-1+2root2)/4

=(2root2-1)/4

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