Solve by factoring:
x^2+2x-3=0
x=-3 and x=1
Which of the following is perpendicular to the line 3x + y = 2?
A) y = 3x + 4
B)
y=1/3x-2
C) y = -3x + 3
D)
y=-1/3x+1
B
Which is not a solution to the equation
5(2x+4)>=2(x+34)
?
A) 48
B) 8
C) 6
D)3
3
What is the y-intercept of the line that passes through the points (-4, 4) and (2, -5)
y intercept = -2
How many x-intercepts does the parabola with the equation
y=6x^2-4x-3
have?
2 x-intercepts
Simplify
(3a^2b^3-12a^4b^3+6a^4b^2)/(3a^2b)
b^2-4a^2b^2+2a^2b
What is the equation of the inequality shown on the graph?
y<2x-4
Mike and Jane leave their home on bikes traveling in opposite directions on a straight road. Mike rides 5 mi/h faster than Jane. After 4 hours, they are 124 mi apart. At what rate does Mike ride his bike?
A) 5 mi/h
B)12 mi/h
C) 18 mi/h
D) 31 mi/h
C) 18 mi/h
Write the equation of the line parallel to
y=5x+2
and passes through the point (1, -3). Write it in slope intercept form.
y=5x-8
What are the solutions to the parabola shown in the graph?
x=0 and x=2
Which relation is not a function?
A)
{(1,-5),(2,4),(1, -4)}
B)
{(1, -5),(2,4),(3, -3)}
C)
{(1, -5),(2, 4), (3, -4)}
D)
{(1, -5), (2, 4), (3, -4)}
A
Solve the formula for the area of a triangle for b1.
A=1/2h(b_1+b_2)
b_1=(2A)/h-b_2
What is the equation of the line on the graph?
y=-1/2x+1
Simplify
sqrt2(sqrt6 -4)
2sqrt3-4sqrt2
Solve the equation using the quadratic formula.
6x^2-10x+3=0
x=(5+-sqrt7)/6
In the diagram, m and n are parallel. What is the value of x?
x=144
Line AB is parallel to line CD. Points A(-2, 3) and B (1, 4) are on line AB. One point on line CD is C(1, 2). What is a possible coordinates of point D?
Answers will vary but it needs to follow the slope of 1/3
A rectangular photograph is being enlarged to poster size by making both the length and width six times as large as the original. How many times as large as the area of the original photograph is the area of the poster?
36 times larger
Write the equation of a line perpendicular to a line with a slope of
1/5
Answers will Vary
Simplify the expression.
(-6y^-4)^5
-7776/y^20
Solve the equation:
2(1-2w)=4w+18
w=-2
Solve
3>=4g-5>=-1
a<=g<=2
A rectangle has a length of 2x + 3 and a width of x - 4. Find the area of the rectangle.
A=2x^2-5x-12
The two triangles are similar. What is the value of k?
k=4ft
A firefighter leans a 30-foot ladder against a building in order to reach a window that is 24 feet high. How far away from the building is the base of the ladder?
18 feet away