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Sin97cos43+cos97 sin43
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Sin97cos43+cos97 sin43

User Andy Ayers
by
8.1k points

1 Answer

4 votes

Answer:

sin 40

Explanation:

We know,

sinA cosB + cosA sinB = sin(A+B) [Formula]

Here,

A=97 ; B= 43

Now,

sin97cos43+cos97 sin43

= sin (97+43)

=sin 140

=sin (180-40) [sin(180-A)=sinA ; here A = 40]

=sin 40

User Danish Xavier
by
8.4k points
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