Polynomials
Find the product: (x+2)(x+4)
What is x2+6x+8
Solve the following quadratic equation by factoring.
2x2 - 5x - 3 = 0
x = -1/2 x = 3
Find the vertex
(-1,2)
(-x2 + 5x) - (x2 - 6 - 5x)
-2x2+10x+6
Solve the following quadratic equation :
2x2 - 8x = 10
x = 5 x = -1
What is the vertex?
y = -3x2 + 3
(0,3)
(4x3 - 5x + 8) + (x2 + 6x - 15)
4x3 + x2 + x - 7
Solve the following quadratic equation : 2x2 + 9x + 4 = 0
x = -1/2 x = -4
Find the vertex.
y = 1/3x2 + 6x + 3
(-9,-24)
A rectangle has a length of 5x + 2 and a width of x - 4. Write an expression in simplest form to represent the area of the rectangle.
5x2 - 18x - 8
Solve the following quadratic equation : 4x2 - 17x - 15 = 0
x = 5 x = -3/4
Create your table of values for the equation.
y = -x2 - 4x - 4 (use calculator)
x y
-4 -4
-3 -1
-2 0
-1 -1
0 -4