if tanA=√3 then sinA cosC +cosA sinC
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Step-by-step explanation:
tan 60 is root 3 so A is 60 degrees
B is 90 degrees (trigonometry is for right triangles)
C is therefore 90-60=30degrees
sinA cosC +cosA sinC
=sin60 cos30 +cos60 sin30
=root3/2 ×root3/2 +1/2 × 1/2
=3/4+1/4
=1
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