Question:medium

If $f(x)=(ax+b)sin~x+(cx+d)cos~x$, then the values of a, b, c and d such that $f^\prime(x)=x~cos~x$ for all x, are

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If $f(x)=(ax+b)sin~x+(cx+d)cos~x$, then the values of a, b, c and d such that $f
Updated On: Apr 15, 2026
  • $b=c=0, a=d=1$
  • $b=d=0, a=c=1$
  • $c=d=0, a=b=1$
  • None of the above
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The Correct Option is A

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