1.Which of the following is the solution set of the inequality x^2-5x+6 <0 ? *
a. ( 2, 3 )
b. ( -2, 3 )
c. ( -3, -2 )
d. ( -2, 3 )
2.Which of the following is a quadratic inequality? *
a. x^2-3x+4<0
b. x^2-3x+4=0
c. x^2-3x-4=0
d. x^2-3x-4=0
3.In the inequality x^2-5x+6 <0, 3 is one of the critical points. Can it be one of the solutions of the given inequality? *
a. NO, because the symbol used is < and it doesn’t have an or equal to in the symbol
b. YES, because the symbol used is < which denotes that the critical point is also a solution
c. NO, because it is one of the critical points critical points cannot be part of the solutions
d. YES, because it is one of the critical points and all critical points are included as solutions
4Which of the following CAN be a value of x in x^2-5x+6 <0 ? *
a. 0
b. 1
c. 2
d. 2 ½ or 2.5
5.Which of the following is NOT a symbol used for inequality? *
a. <
b. ≤
c. ≥
d. =
6.Which of the following CANNOT be a value of x in x^2-5x+6 <0 ? *
a. 2
b. 2.1
c. 2.2
d. 2.3
7.Which of the following is NOT a quadratic inequality? *
c. 〖2x〗^2+3x >3
b. 〖2x〗^2+3x=3
d. 〖2x〗^2+3x ≤3
a. 〖2x〗^2+3x <3
8.Which of the following is a quadratic inequality? *
a. x+3y ≤3
b. 2^2-3x+5=0
c. x^2-5x ≤0
d. x-4 >0
9.What are the factors of x^2-5x+6=0 ? *
a. (x - 3) (x – 2)
b. (x + 3) (x – 2)
c. (x + 3) (x + 2)
d. (x - 3) (x + 2)
10.What are the values of x in (x - 3) = 0 and (x – 2)= 0 ? *
a. 3 and 2
b. -3 and -2
c. 3 and -2
d. -3 and 2
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Answer:
1.a
2.d
3.a
4.a
5.a
6.d
7.a
8.a
9.d
10.d
Step-by-step explanation:
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