What values are the solutions for x2 + 2x = 8?
Act Prep Quadratics

Quiz
•
Mathematics
•
10th Grade
•
Hard
Anthony Clark
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-4 and 2
-2 and 0
-2 and 4
6 and 8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The expression (3x − 4y²)(3x + 4y²) is equivalent to:
9x² − 16y⁴
9x² − 8y⁴
9x² + 16y⁴
6x² − 16y⁴
6x² − 8y⁴
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If Carly wanted to solve the equation below by using the quadratic formula, which answer shows the correct sequence of steps?
Identify a=1, b=-12, and c=4.
Plug in the numbers for a, b, and c. Simplify the radical (square root sign). Simplify the numerator and divide by the denominator.
Identify a=1, b=-12, and c=4.
Plug in the numbers for a, b, and c. Simplify the radical (square root sign). Simplify the numerator.
Identify a=1, b=-12, and c=4.
Plug in the numbers for a, b, and c. Simplify the radical (square root sign).
This trinomial cannot be solved by the quadratic formula.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation could match the graph?
y = 1/3(x + 1)(x + 4)
y = 1/3(x - 1)(x - 4)
y = 1/3(x - 4)(x - 4)
y = 1/3(x + 2.5)(x + 4)
5.
MATH RESPONSE QUESTION
1 min • 1 pt
Mathematical Equivalence
ON
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
7.
MATH RESPONSE QUESTION
1 min • 1 pt
A table of values for a quadratic function is shown.
Type the equation of the quadratic function in Standard Form.
y = ax2 + bx + c
Mathematical Equivalence
ON
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