Math, asked by harshith29, 1 year ago

sin 3a =cos(A-26)find value of A

Answers

Answered by Anonymous

14

cos(90-3a)=cos(a-26
90-3a=a-26
116=4a
116÷4=a
a=29

harshith29: write in paper

Anonymous: are u sure ans is 24 or it is 29

nishita19: 3a=116-a

nishita19: 4a = 116

nishita19: a =29

nishita19: sorry my mistake

nishita19: answer is a=29

harshith29: what

Anonymous: yeah ans is 29

nishita19: yaaa

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