Math, asked by anitishram, 9 months ago

find cos a and tan a if sin a = -3/5

Answers

Answered by chhotiroy343

13

Step-by-step explanation:

sina=-3/5

(5)^2=(-3)^2+(x)^2

25=9+x^2

16=x^2

x=4

cosa=4/5

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