Find the discriminant
4x2+7x-3=0
What is 97?
6x2+12x
What is 6x(x+2)?
x2-9x+20=0
What are 4 and 5?
y=x2-4
y=x
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A school play sold 50 tickets total. Student tickets cost $5 and adult tickets cost $8. The total money collected was $310.
Write a system of equations to represent the situation.
x+y=50
5x+8y=310
6x2-5x-4=0
What is 121?
x2+7x+10
What is (x+5)(x+2)?
x2-4x-1=0
What is 2 + - square root of 5 ?
y=x2-5x+6
y=x-2
(4,2) and (2,0)
A jar contains only quarters and dimes. There are 60 coins total. The total value is $12.75.
Write a system of equations to represent the situation.
x+y=60
0.25x+0.10y=12.75
3x(x-2)+5=0
What is -24?
3x2+15x+18
What is 3(x+2)(x+3)?
x2+6x+13=0
What is -3 + - 2i ?
y=x2-3x
2x+y=0
(0,0) and (1, -2)
A store owner mixes peanuts that cost $4 per pound with cashews that cost $7 per pound. She wants to make 30 pounds of a mixture worth $165 total.
Write a system of equations to represent the situation.
x+y=30
4x+7y=165
2x2+4x=7-x
6x2+11x+3
What is (3x+1)(2x+3)?
2x2+3x-7=0
What is -3 + - square root of 65, and divided by 4 ?
y=x2+x-1
y=(3x+1)/2
(1,2) and ( -3/2, -7/4)
A farmer has chickens and cows. There are 20 animals total. The total number of legs is 56.
Write a system of equations to represent the situation.
x+y=20
2x+4y=56
(2x-3)(x+4)=5
What is 161?
-4x2+12x-8
What is -4(x-1)(x-2)?
3x2-2x+5=0
y=x2-2x-3
x+y=3
(3,0)and(-2,5)
The perimeter of a rectangle is 94 meters. The length is 7 meters more than twice the width.
Write a system of equations to represent the situation.
2l+2w=94
L=2w+7