Circles
What is: (x-h)2+(y-k)2=r2
The equation of a horizontal line going though (-6,-10).
What is y=-10 ?
Factors of
12x2-28x-5
What are: (2x-5) and (6x+1) ?
The solution to:
-2x+1≤0
(in interval notation)
What is [ 1/2 , infinity) ?
The radius of
(x-6)2+y2=32
What is 4sqrt(2)?
The slope perpendicular to the equation:
3x+4y=-5
What is 4/3 ?
Solution to
(3x+1)2-16=0.
What is x=1 and x=-5/3 ?
The solution (in interval notation) to:
(x-3)(x+4)>0
What is (-infinity, -4) U (3, infinity) ?
The center of
(x-6)2+y2=32
What is (6,0)?
The slope intercept form of the equation of the line that goes through (5,-7) and is parallel to the line: 3x-4y=5
What is: y=3/4x -43/4 ?
Simplified version of
[ (3x+1)(2x+5) ] /
[ 4(2x+5)(6x+2) ]
What is 1/8?
The solution to the inequality (in interval notation):
(x+1) / (x-8) ≤ 0
What is [-1,8) ?
The center of
x2+y2-6x+8y+10=0.
What is: (3,-4)
The linear regression line that fits the following data for Concentration of Pollutants by x days. (round to 2 decimals)
0 100,000
5 99,990
10 99,985
22 99,980
What is y = -.84x+ 99,996.51 ?
The simplified version of:
[ 2x/(x+4) ] - [ 5x/(x+3) ]
What is [ -3x2-14x ] / [ (x+3)(x+4) ]
The following may have symmetry with the x-axis, the y-axis, the origin, or none of them. Which is it?
y=15x3+5x
What is the origin?
The x-intercepts of
x2+y2-6x+8y-7=0.
What is (7,0) and (-1,0)?
The r2 value from the previous regression equation.
(Rounded to 2 decimals)
The simplified version of:
4x-2y3 / (2x-5y6)-1
What is 8y9 / x7 ?
The following may have symmetry with the x-axis, the y-axis, the origin, or none of them. Which is it?
y=x3-50x2
What is none of them?