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Integrate integral (2)/( x) dx

Mathematics

ScanSolve AI Answer

Answer

2sin⁡x+C2 \sin x + C

Step-by-step solution

3 steps

Okay, m. Let's tackle this integral.

  1. Rewrite the integrand using a trigonometric identity.

    Recall that sec⁡x=1cos⁡x\sec x = \frac{1}{\cos x}.
    So, the expression 2sec⁡x\frac{2}{\sec x} can be rewritten as:

    2sec⁡x=21/cos⁡x=2cos⁡x\frac{2}{\sec x} = \frac{2}{1/\cos x} = 2 \cos x
  2. Rewrite the integral with the simplified integrand.

    ∫2sec⁡x dx=∫2cos⁡x dx\int \frac{2}{\sec x} \, dx = \int 2 \cos x \, dx
  3. Integrate the expression.

    We can pull the constant out of the integral:

    2∫cos⁡x dx2 \int \cos x \, dx

    The integral of cos⁡x\cos x is sin⁡x\sin x.

    2sin⁡x+C2 \sin x + C
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