Math, asked by prateekrathpsj, 1 year ago

Evaluate---sin^2 48°+ sin^2 42°.​

Answers

Answered by jaspreetkaur08
9

sin^2 48° + sin^2 42° = sin^2 90°

= 1^2

= 1

hope it helps

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prateekrathpsj: you have not shown any step. How could it help me ?
jaspreetkaur08: these are the only steps in this question
jaspreetkaur08: its 1 mark question
tvbaranidharan: U cannot add 42 and 48 just like that
Answered by tvbaranidharan
26

Answer:

Step-by-step explanation:

sin(90-42)^²1+sin²42

cos^²42+sin^²42

=1

(sin^²θ+cos^²θ=1)

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