QCEVault

Integration — Question 1

Original QCE Vault practice · 1 mark

Q1 · Practice questionSimple familiar1 mark

QUESTION 1

Determine

∫2x+3x2+3x+5 dx.\int\frac{2x+3}{x^2+3x+5}\,dx.
(A)
12ln⁡(x2+3x+5)+c\frac12\ln(x^2+3x+5)+c
(B)
ln⁡(x2+3x+5)+c\ln(x^2+3x+5)+c
(C)
1x2+3x+5+c\frac{1}{x^2+3x+5}+c
(D)
(2x+3)ln⁡(x2+3x+5)+c(2x+3)\ln(x^2+3x+5)+c
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