a) 8 (-sin 9 – sin 7)
b) 8 (sin 9 + sin 7)
c) 8 (sin 9 – sin 7)
d) 7 (sin 9 – sin 7)
Evaluate \(\int_7^9\)cos(x)dx.
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answerhappygod
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Evaluate \(\int_7^9\)cos(x)dx.
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