Math, asked by Brainic3928, 9 months ago

If sin a=4/5, find cos a - sin a

Answers

Answered by Sindhurobin96365

4

Answer:

Step-by-step explanation:

By phthagoras theorem, = 3cm is the adjacent, 4cm is opposite and 5cm is hypotenuse

Acc,

Cos a - sin a =3/5-4/5=1/5

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