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  dx is equal to  (where c is a constant of integration)

(a)

2x + sinx + 2 sin2x + c

(b)

x + 2 sinx + 2 sin2x + c

(c)

x + 2 sinx + sin2x + c

(d)

2x + sinx + sin2x + c



Question ID - 57533 | SaraNextGen Top Answer

  dx is equal to  (where c is a constant of integration)

(a)

2x + sinx + 2 sin2x + c

(b)

x + 2 sinx + 2 sin2x + c

(c)

x + 2 sinx + sin2x + c

(d)

2x + sinx + sin2x + c

1 Answer
127 votes
Answer Key / Explanation : (c) -

  dx

=  dx

=  dx

Now use sin2x = 2sinxcosx and sin3x = 3sinx − 4sin3x

= dx

= x + 2sinx + sin2x + c

127 votes


127