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HC 5.2 - 5.3 Quiz

Total questions: 10

Worksheet time: 50mins

Name
Class
Date
1.

 ∫(10x)dx\int_{ }^{ }\left(\frac{10}{x}\right)dx  

a)

10 ln |x| + C

b)

ln |10x | + C

c)

10 log | x | + C

d)

 10x0 + C10x^0\ +\ C  

2.

 ∫(12x+5)dx\int_{ }^{ }\left(\frac{1}{2x+5}\right)dx  

a)

 12ln⁡∣2x+5∣+C\frac{1}{2}\ln\left|2x+5\right|+C  

b)

 ln⁡∣2x+5∣+C\ln\left|2x+5\right|+C  

c)

 2ln⁡∣2x+5∣+C2\ln\left|2x+5\right|+C  

d)

 25ln⁡∣2x+5∣+C\frac{2}{5}\ln\left|2x+5\right|+C  

3.

 ∫25(1x−1) dx\int_2^5\left(\frac{1}{x-1}\right)\ dx  

a)

 ln⁡(5)−ln⁡(2)\ln\left(5\right)-\ln\left(2\right)  

b)

 ln⁡(2)−ln⁡(5)\ln\left(2\right)-\ln\left(5\right)  

c)

 ln⁡(4)\ln\left(4\right)  

d)

 −ln⁡(4)-\ln\left(4\right)  

4.

 ∫csc⁡(15x) dx\int\csc\left(15x\right)\ dx  

a)

 −115ln⁡∣csc⁡x+cot⁡x∣+C-\frac{1}{15}\ln\left|\csc x+\cot x\right|+C  

b)

 −115ln⁡∣csc⁡(15x)+cot⁡(15x)∣+C-\frac{1}{15}\ln\left|\csc\left(15x\right)+\cot\left(15x\right)\right|+C  

c)

 15ln⁡∣csc⁡(15x)+cot⁡(15x)∣+C15\ln\left|\csc\left(15x\right)+\cot\left(15x\right)\right|+C  

d)

 −115ln⁡∣cot⁡(15x)∣+C-\frac{1}{15}\ln\left|\cot\left(15x\right)\right|+C  

5.

TRUE or FALSE
If f is an invertible function and f(a)=bf\left(a\right)=b , then  f−1(b)=a.f^{-1}\left(b\right)=a.  

a)

TRUE

b)

FALSE

6.

The inverse has been reflected over which line?

a)

y=xy=x

b)

y=1y=1

c)

y=0y=0

d)

y=x+1y=x+1

7.

Match the graph of the function given below with the graph of its inverse function.

a)
b)
c)
d)
8.

Use the function  f(x)=x3+xf\left(x\right)=x^3+x and the given real number  a=2a=2 to find  (f−1)′(a).\left(f^{-1}\right)'\left(a\right).  

a)

 113\frac{1}{13}  

b)

 14\frac{1}{4}  

c)

 44  

d)

 1313  

9.

Use the function  f(x)=x+4f\left(x\right)=x+4 and the given real number  a=−1a=-1 to find  (f−1)′(a).\left(f^{-1}\right)'\left(a\right).  

a)

 −9-9  

b)

 11  

c)

 −11-11  

d)

 44  

10.

 Use the function f(x)=4x2+5 ; x≥0f\left(x\right)=4x^2+5\ ;\ x\ge0    
 and the given real number  a=21a=21  
 to find  (f−1)′(a).\left(f^{-1}\right)'\left(a\right).  
 

a)

 18\frac{1}{8}  

b)

 12\frac{1}{2}  

c)

 14\frac{1}{4}  

d)

 116\frac{1}{16}