Equations & Inequalities
The answer to 3|2x - 7| - 4 = -1 is...
What is x = {3,4} ?
The x-intercepts of the graph of a function. The points for which f(x) = 0.
What is zeros?
Solve by substitution. y = -3x + 20 and y = -2x + 12.
What is (8,-4)?
Factor 225x4 - 121y4
What is (15x2 - 11y2)(15x2 + 11y2)?
When graphed, a quadratic equation creates a U-shaped curve.
The answer to 2(x-8) + 4x = 6(x-2) - 4 is...
What is infinite solutions ?
A relation in which each element of the domain is paired with exactly one element of the range.
What is a function?
Solve by elimination. 2x - 5y = -28 and 6x - y = -28.
What is (-4,4)?
Factor 2a5b3 - 4a2b + 30ab2.
What is 2ab(a4b2 - 2a + 15b)?
The vertical line that divides the parabola into 2 equal parts.
What is an axis of symmetry?
x < -1 or x > 9
Given h(x) = |1 - 7x| when h(-7).
What is h(-7) = 50?
Solve by any method. 2x + 4y = 9 and x + 2y = 15.
What is undefined?
Factor 12c2 + 11c - 5.
What is (4c+5)(3c-1)?
Find the roots of 2x2 - 5x = 3.
What is x = {-.5, 3} ?
The answer to -4|2x + 6| = - 32 is...
w = {-7,1}
The equation passing through (8,3) and is parallel to y = -1/4x + 7.
What is y = -1/4x + 5 ?
Solve the following using any method. 2x + 3y = 12 and 5x - 2y = 11.
What is (3,2)?
Factor 12p2 - 40p - 32.
What is 4(p-4)(3p+2)?
What is x = {-0.11, 4.61} ?
The solution to -4|3 - x/2| + 9 > 5 in interval notation is ...
(4,8)
The equation passing through (2,3) and is perpendicular 2x + 10y = 20.
What is y = 5x - 7?
Solve using any method. Kevin purchased a total of 50 ride and game tickets and the amusement park and spent $29. If ride tickets cost $0.75 each and game tickets cost $0.50 each, how many ride tickets did he purchase?
What is 16 rides?
Factor 2r3 + 3r2 - 18r - 27 by grouping.
What is (r+3)(r-3)(2r+3)?
Find the roots of 1/3x2 - 1 = 5.
What is x = {-4.24, 4.24}?