Polynomials
Simplify the polynomial: (x+6+xy)+(3x+1+2xy)
4x+3xy+7
True or False: The solution, root, x-intercept, and zero all mean the same thing
TRUE
Solve for c: 5c-4=10-2c
c=2
Simplify the expression: 4(x-5)+2x
6x-20
What do we call the slope of a vertical line?
UNDEFINED
Find the product: (m-8)(m-8)
m^2-16m+64
Is this set of points a function {(1,2),(2,4),(3,4),(4,5)}
YES
Solve for w: -6w+1=-11
w=2
Simplify the sqrt(98)
7sqrt(2)
How do we find the mean of a set of data?
Sum all the numbers then divide by the total number of data points
Solve using the box or FOIL method: (x-5)(x+9)
x^2+4x-45
What is the slope of a horizontal line?
0
Solve by Factoring: x^2-9x+8=0
(x-8)(x-1) so X=8 and 1
Simplify the expression: (2xy)^2
4x^2y^2
Find the common Ratio: 4, -16, 64, -256,...
r=-4
Simplify the polynomial: (4xy-5+4y)-(2y+5)
4xy-10+2y
If f(x)=3x-9 ; Find f(3)
f(3)=0
Solve the inequality for x: -2(x+1)>6
x<-4
Factor the quadratic into two binomials: v^2+6v+5
(x+5)(x+1)
Add 2sqrt(3)+3sqrt(3)
5sqrt(3)
Simplify the expression: 7v+2+12+2v
9v+14
What is the slope of a line with coordinates (2,5) and (-2,-3)
Slope(m)=2
Find the solutions for n^2-8=16
HINT: move 16 to the other side then factor
Simplify 2sqrt(50)
10srt(2)
Simplif(xy3)2
x2y6