Page 28 - Algebra 1

Exercise
1.
e) 1 𝑎− 4
2.
3.
4. What type of function is f(x) = x2 + 2x?
5. If P = {0, 1, 2} and Q = {2,3,4}, which of the following is the function from P to Q?
e) None of the above
6. Iff(x)=x2 –4x+5,andf(x)=f(x–1),findthevalueofx.
a) 2 5 52
If f(x) = 𝑥 , find the value of 𝑓(𝑎) 𝑥−2 𝑓(𝑎+2)
a) 𝑎2 b) 1 𝑎2− 4 𝑎2
c) 𝑎2 d)a 𝑎2+ 4
If f(x) = 𝑥+1 , find f–1(x) 2𝑥−3
a) 3𝑥+1 b) 2𝑥+1 2x+ 1 3x – 1
c) 3𝑥+1 d) 2𝑥−1 2x – 1 3x+ 1
e) 3𝑥−1 2x – 1
What is the domain of 3 ? 6𝑥+5
a) R b) R - {−5}
c) R - {5} d) R - {−5} 66
e) R - {−6} 5
a) Even function b) Odd function
c) Constant function d) Modulus function
e) None of the above
a) f = {(0, 2), (0,3), (1,4)} b) f = {(0, 2), (1,3)}
c) f = {(0, 2), (2,3), (2,4)} d) f = {(0, 2), (1,3), (2,4)}
c) 2 d) 2
b)
e) Cannot be determined
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ALGEBRA