Primitive function

1003107901

Level: 
C
Solve the indefinite integral \[ \int\sin^3 x\cos^2x\,\mathrm{d}x \] of a real-valued function using a suitable substitution.
\( \frac{\cos^5⁡x}5-\frac{\cos^3⁡x}3+c \)
\( -\frac{\cos^5⁡x}5+\frac{\cos^3⁡x}3+c \)
\( \frac{\cos^5⁡x}5+\frac{\cos^3⁡x}3+c \)
\( -\frac{\cos^5⁡x}5-\frac{\cos^3⁡x}3+c \)

1003107605

Level: 
C
Evaluate the following integral on \( (0;\infty) \). \[ \int\frac{7x+2}{15x^2+3x}\mathrm{d}x \]
\( \frac23\ln⁡ x-\frac15\ln\left(x+\frac15\right)+c\text{, }c\in\mathbb{R} \)
\( \ln\frac{\sqrt[3]{x^2}}{\sqrt[5]{x+1}}+c\text{, }c\in\mathbb{R} \)
\( \frac23\ln x-\ln(5x+1)+c\text{, }c\in\mathbb{R} \)
\(\ln\frac{\sqrt[3]{x^2}}{\sqrt[5]{x+5}}+c\text{, }c\in\mathbb{R} \)

1003107604

Level: 
C
Evaluate the following integral on \( (0;\infty) \). \[ \int\frac{-2x^2+3x+2}{x^3+x^2}\mathrm{d}x \]
\( \ln\frac x{x^3+3x^2+3x+1}-\frac2x+c\text{, }c\in\mathbb{R} \)
\( \ln x-\ln(x+1)^3+c\text{, }c\in\mathbb{R} \)
\( \ln\frac{x\cdot x^2}{(x+1)^3}+c\text{, }c\in\mathbb{R} \)
\(\ln\frac{x^3}{x^3+3x^2+3x+1}-\frac2x+c\text{, }c\in\mathbb{R} \)

1003107603

Level: 
C
Evaluate the following integral on \( (0;\infty) \). \[ \int\frac{3x^3+3x^2-x+1}{x^2+x}\mathrm{d}x \]
\( 1.5x^2+\ln\frac x{x^2+2x+1}+c\text{, }c\in\mathbb{R} \)
\( \ln\frac x{(x+1)^2}+3x+c\text{, }c\in\mathbb{R} \)
\( \ln\!⁡\left[x\cdot(x+1)^2\right]+3x+c\text{, }c\in\mathbb{R} \)
\( \ln\frac{(x+1)^2}x+c\text{, }c\in\mathbb{R} \)

1003107602

Level: 
C
Evaluate the following integral on \( (3;\infty) \). \[ \int\frac7{x^2+x-12}\mathrm{d}x \]
\( \ln\frac{x-3}{x+4}+c\text{, }c\in\mathbb{R} \)
\( \ln\!\left[(x-3)(x+4)\right]+c\text{, }c\in\mathbb{R} \)
\( \ln⁡\frac{x+4}{x-3}+c\text{, }c\in\mathbb{R} \)
\( \ln\frac{x+6}{x-2}+c\text{, }c\in\mathbb{R} \)

1003107601

Level: 
C
Evaluate the following integral on \( (3;\infty) \). \[ \int\frac{5x-3}{x^2-2x-3}\mathrm{d}x \]
\( \ln\!⁡\left[(x-3)^3\cdot(x+1)^2\right]+c\text{, }c\in\mathbb{R} \)
\( \ln\!⁡\left[(x-3)^2\cdot(x+1)^3\right]+c\text{, }c\in\mathbb{R} \)
\( \ln\frac{(x-3)^2}{(x+1)^3}+c\text{, }c\in\mathbb{R} \)
\( \ln\frac{(x-3)^3}{(x+1)^2}+c\text{, }c\in\mathbb{R} \)