If A+B=90 and tanA=3/4,find cotB
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if A+B= 90
cot(90-A)=tanA=3/4
cot(90-A)=tanA=3/4
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Answer:
tanA=3/4
A+B=90
(90-B)=A
insert tan at both sides
cotB = tan(90-B) = tan(A) = 3/4
Step-by-step explanation:
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