Composite Functions Test

10 Questions | By Vlbarr | Updated: Jan 8, 2023 | Attempts: 613

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Learning mathematics can be difficult, but we are here to make it fun. Try our Composite functions test to understand more about this mathematical concept. In mathematics, composite functions occur when two functions, a and b, make a new function, h, in such a way that h(x) = a(b(x)). Get ready to practice and get ahead in your maths class! Let's learn maths in a fun way! Remember to collect your scorecard after you've completed the quiz. All the best!

Questions and Answers

1.

g(f(-2))
2.

k(g(2))
3.

g(k(-1))
4.

f(h(3))
5.

f(g(0)
6.

g(h(2))
7.

f(h(-4))
8.

In the following equation f(x) = x+3, find the value f(-2).
- A.
  
  0
- B.
  
  1
- C.
  
  5
- D.
  
  -1
9.

In equation f(x)= -3x+7 and g(x)=2x² - 8, can you find the value of f(g(x))?
- A.
  
  F(g(x))= -6x²+31
- B.
  
  F(g(x))= -5x²+30
- C.
  
  F(g(x))=22x²-54x+62
- D.
  
  F(g(x))=5x²-72x3
10.

In the equations g(x) = 2x - 5; h(x) = 4x + 5. Can you find (g - h)(3)?
- A.
  
  0
- B.
  
  -16
- C.
  
  16
- D.
  
  18