Math, asked by Pakali843, 1 year ago

If sin (x- 20° ) - cos (3x - 10°) ,then find the value of d

Answers

Answered by achuarjun264

0

Answer:

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

90-x+20=3x-10

110=3x+x-10

120=4x

x=120/4

x=30

Step-by-step explanation:

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