Math, asked by arshan0786ansari, 3 months ago

f cos (x-20)* = Sin (3x-10)* then, find the value of x?

Answers

Answered by Likhithkumar155

0

Answer:

If cos (x-20)* = Sin (3x-10)* then, the value of x is 30°

Answered by riservikrant

1

Answer:

x=30*

Step-by-step explanation:

cos(x-20)=sin(3x-10)

cos(90-a)=sin a

sin[90-(x-20)]=sin(3x-10)

90-x+20=3x-10

110-x=3x-10

120=4x

x=120/4

x=30*

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