Foiling
Factoring Polynomials
Adding and Subtracting Polynomials
Quadratic Formula
Systems of Equations
100
Foil (5x+10)(4x-10)
20x²-10x-100
100
x²+8x+12=0
x=-6 x=-2
100
(2x²-3b+10)+(3x²+6b+2)
5x²+3b+12
100
What is the equation to find the discriminant?
b²-4(a)(c)
100
2y-x=-5 y=1-3x
x=1 y=-2
200
Foil (9x+3)(x-1)
9x²-6x-3
200
Factor 2x²-6x+4=0
x=2 x=1
200
(-6s³+5s²-5)+(2s³-3s²+5)
-4s³+2s²
200
Solve by using the quadratic formula 2x²+3x-5
x=1 x=-2.5
200
3x-y=13 3y-2x=-4
x=5 y=2
300
Foil (5x+3)(-2x-3/5)
-10x²-9x-9/5
300
Factor x²-12=-28
x=14 x=-2
300
(1/2x+3x²-3)+(1/2x-7)
3x²+1x-10
300
Solve by using the quadratic formula x²-10x+20=0
x=2.76 x=7.24
300
5x-6y=-2 7x+18y=2
x=-1 y=1/2
400
Foil (2/4x-2/3)(2/4x-1/3)
1/8x²-1/3x+2/9
400
what is the first step for factoring this equation 2x²-3x-2=0?
you multiply A times C.
400
(2/3x²-1/2)-(-4/3x²+3x)
2x²-3x-1/2
400
Solve by using the quadratic formula x²+6x−2=0
x=0.3166 x=−6.3166
400
Are these systems equivalent? |4x + 5y = 11 |x - y = 5 and |4x - 5y = 11 |2x + y = 9 ?
No the systems are not equivalent.
500
Foil (1/4x²-7)(1/4x-3)
1/16x³-3/4x²-7/4x+21
500
x²+2+1=0 ? x=-1 What is the missing part of solving this equation?
find factors of 1 that add up to 2. (x+1)(x+1)
500
(3/4x²-4x³+2)-(-5x³+2x-7)
x³+3/4x²-2x+9
500
Solve by using the quadratic formula x²+7x−2=0
x−7.2749 x=0.2749
500
The equations 5x + 2y = 48 and 3x + 2y = 32 represent the money collected from school concert tickets sales. If x is the cost for each adult ticket and y is the cost for each student ticket, what is the cost for each adult ticket?
The cost of an adult ticket is $8.
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