TF
4 tano - 5 find the
value of 3sino + 4 cosa
3 sino - 4 cose
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Step-by-step explanation:
4tanA-5=0
tanA=5/4=sinA/CosA
3sino + 4 cosa=3×5+4×4
=> 15+16.
=> 31.
3 sino - 4 cose=3×5-4×4
=> 15-16
=> -1.
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