Question

1. Choose the right answer 1. If a, = 3+ 4n then as a) 20 by 23 d) 3 c) 5 2. sin 30 cos 30​

Answer 1

Answer:

cos(40+x)=sin30

sin(90−(40+x))=sin30

90−40−x=30

50−x=30

x=20

°

Step-by-step explanation:

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Answer 2

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Refer to the above attachment to know the answer plz.

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