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Ch.1 1-variable equations and expressions
Ch.2 Linear Equations & Inequalities
Ch.3 Systems & Matrices
Ch.4 Quadratics
Ch.13 Trig
100
Convert 3 years to hours
26.28 hours
100
Tell whether the relation is a function & Explain:
(-7, 14), (4, 8), (6, 4), (4, -8)
Not Function.
4 has more than 1 output
100
Solve the system using Algebra.
4x + 3y = -5 ;
12x + 4y = 10
(5/2 , -5)
100
Identify the Vertex and Axis of Symmetry. Then Graph.
y = -2x2 + 4x + 1
x: -1, 0 , 1, 2, 3
y: -5, 1, 3, 1, -5
100
Find 6 Trig Functions of angle x in right triangle.
Given tan x = 8/15
sin x = 8/17; cos x = 15/17; tan x = 8/15;
csc x = 17/8; sec x = 17/15; cot x = 15/8
200
Simplify: 4(m - 3) - 5(m2 - m)
-5m2 + 9m - 12
200
Find the slope of line passing through the points and classify the line.
(2, -1), (8, -1)
m = 0
Horizontal
200
Graph the system of inequalities:
x + y < -2 ;
x - 3y > 6.
Intersection: (0, -2) ;
Both Dashed ;
Shaded Down
200
Solve the equation:
c2 + 6c = 55
c = -11;
c = 5
200
Solve right Triangle ABC given A = 29 degrees and b = 6in.
B = 61 degrees;
a = 3.326in;
c = 8.86in
300
Solve the equation for y. Then find y when x=-6.
2x + 3y = 12
y = -2/3x + 4;
y=8
300
Graph the line:
-4x + 5y = 10
x-Intercept: (-2.5, 0);
y-Intercept: (0, 2)
300
Solve the System:
x + y - z = 7 ;
2x - 3y + z = 2 ;
4x + 2y - 2z = 20
(3, 0, -4)
300
Factor the expression:
10a2 - 19a + 7
(5a - 7) (2a - 1)
300
Find the reference angle for 8Pi/3
Pi/3
400
Solve: |1/3x - 2/3| = 1
x = -1
x = 5
400
Write the equation of the line in Slope-Intercept Form satisfying the following conditions:
passes through (3, 6) and perpendicular to y = 4x + 10
y = -1/4 x + 6.75 OR y=-1/4 x + 27/4
400
Find the Product AB for the following matrices.
Matrix A Row 1: 5, -1, 0.
Matrix A Row 2: 4, -2, 9.
Matrix B Column 1: 12, -7, 3.
AB is 2x1.
[67
89]
400
Solve the equation by completing the square:
2c2 - 12d + 6 = 0
3 +/- sqrt(6)
400
Solve for angle y given the following:
cos y = 0.9 and 270 < y < 360.
y = 334.16 degrees
500
Solve then graph. |5t - 9| + 9 < 10
8/5 < t < 2
500
Graph the inequality in a coordinate plane:
3x + 4y > 12
x-Intercept: (4, 0) ;
y-Intercept: (0, 3)
500
Find the inverse of the Matrix.
Row 1: 9, 2.
Row 2: 18, 5
Row 1: 5/9, -2/9 ;
Row 2: -2, 1
500
Solve using the quadratic formula:
x2 + 6x = 10
x = -5 +/- sqrt(35)
500
Solve triangle ABC given:
C = 50 degrees, a = 12cm, b = 14cm.
A = 55.7 degrees;
B = 74.3 degrees;
c = 11.14cm