Show:
Slopes and Such
Simplifying Radicals
Foil Binomials
Intersections
Factor Quadratics
100
What is the slope of the line 2x+4y=9?
-1/2
100
√12
2√3
100
Simplify (x+4)(x-5)
x^2 -x -20
100
What is the intersection of y=x+2 and y=-x-2?
(-2,0)
100
Factor x^2+2x+1.
(x+1)(x+1)
200
What is the slope between the points (-3, -10) and (-7, -2)?
-2
200
∛48
2∛6
200
Simplify (3x-2)(4x-5)
12x^2 -23x +10
200
What is the intersection of y=2x+3 and y=-3x-2?
(-1,1)
200
Factor x^2+5x-24.
(x+8)(x-3)
300
What is the slope between (1/5, 2/5) and (-3/5, 4/5)?
-1/2
300
√(96x^7)
4x^3 √(6x)
300
Simplify (2x+√3)(x-√3)
2x^2-√3x-3
300
What is the intersection of y=2x+3 and 2y-4x=6?
All real numbers
300
Factor 2x^2+7x-15.
(2x-3)(x+5)
400
What is the equation of the line perpendicular to 3x-4y=8 through the point (-3, -1)?
y=(-4/3)x-5
400
∜(448 x^7 y^15)
2 x y^3 ∜(28 x^3 y^3)
400
Simplify (x^2-y)(x-y^3)
x^3-xy-x^2y^3+y^4
400
What is the intersection of y=(1/2)x-3 and y=-(1/3)x+2?
(6,0)
400
Factor 4x^2-29x+30.
(4x-5)(x-6)
500
What is the equation of the line perpendicular to (1/2)x+(3/2)y=6 through (1/2, 3/2)?
y=3x
500
∛(189 x^5 y^13 z^8)
(3 x y^4 z^2) ∛(7 x^2 y z^2)
500
Simplify (3x^2-2√10)(2x+4√6)
6x^3-4√10x+12√6x^2-16√15
500
What is the intersection of y=√(x+1) and y=x-1?
(3,2)
500
Factor 3x^4-19x^2+20.
(3x^2-4)(x^2-5)