Math, asked by aradhyasen48, 2 months ago

3-The value of A if 2 Cos A-1 = 0 is

Answers

Answered by INFORMATIVENINE

2

Answer:

2 cos A = 1

⇒ cos A 1 =1/2

= cos A = 1/2

⇒ cos A = cos60°

⇒ A =60°

hope it helps!!! :D

Answered by knvv21

1

Answer:

A=60°

Step-by-step explanation:

2cosA-1=0

2cosA=1

cosA=1/2

A=cos^-1(1/2)

A=60

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