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WorksheetsReview for Fall Final part 2 adv int 2
Total questions: 25
Worksheet time: 6hrs 15mins
10x³ - 15x
x2 + 9x - 36
4n2-17n-15
Factor:
2x² + 3x - 9
2(x + 3)(x - 3)
(2x - 3)²
(x + 3)(2x - 3)
(2x + 3)(x - 3)
Solve: x2 - 6x + 5 = 0
-3 and -2
-6 and 1
5 and 1
-1 and -5
Solve: k2+7k+10=0
Select ALL solutions
x=5
x=-2
x=10
x=-5
x2−x+6=0 Match the equation with the factored form and the solutions.
(x + 3) (x - 2) = 0
(x - 3) (x + 2) = 0
(x - 6) (x + 1) = 0
x = 3 and x = - 2
x = - 3 and x = 2
Find all the solutions for x when
x2 + 9x - 36 = 0
(x + 12)(x - 3)
x = 12 and x = -3
x = -12 and x = 3
(x - 9)(x - 4)
Given: y = 2(x - 5)2 + 6, the vertex is
(2,-5)
(-5,6)
(2,6)
(5,6)
What are the coordinates of the vertex?
(a)
2x2 - 9x - 35 = 0
Solve using the Quadratic Formula.
Remember to make equal to zero first.
6x2 - 52 = 11x
x = 4, -2.17
x = -4, 2.17
x = -3.71, -1.88
x = 3.71, 1.88
Use the quadratic formula to find the solutions for
0 = -x2 - 5x + 12
-4.9 and -0.1
-8.54 and 8.54
-0.45 and 3.55
-6.77 and 1.77
What is the quadratic function for the graph in intercept form?
y = (x - 2)(x - 6)
y = - (x - 2)(x - 6)
y = (x + 2)(x + 6)
y = (x + 4)(x - 4)
Which quadratic function is represented by the graph?
y = 2(x - 4)2 + 5
y = 2(x + 4)2 + 5
y = -2(x - 4)2 + 5
y = -2(x + 4)2 + 5
f(x) = -2x2 + 4x - 6
For the function below, is the discriminant positive, negative, or zero?
___________
y = x² + 4x + 4
Positive
Negative
Zero
Not Sure
What is the discriminant of -2x2 − x − 1 = 0
76
-7
9
none of these
If the discriminant is positive, then the solution will be
one real solution
two real solutions
no real solutions
one imaginary solution
x2 + 7x + 13
Remember: b2 - 4ac
