Show:
Compound Inequalities
Absolute value inequalities
quadratic inequalities
Polynomial inequalities
Speed round
100
when is an "or" used
when it is true for at least one of the inequalities
100
Put into interval notation and show on a number line |a|> 4
(-infinity, -4) U (4, infinity)
100
Factor y^2-12y+20
(y-2)(y-10)
100
Find critical points, graph, test answers, and write in interval notation x^3-X^2-10x-8<0
critical points: -1, 4, -2 interval notation: (-infinity,-2)U(-1,4)
100
What is Ms. Flowers' dogs name?
Daisy
200
An "and' is used when....
both inequalities overlap
200
Put into interval notation and show on a number line |x-8| +4 >6
(-infinity,6] U [10, infinity)
200
Factor 12x^2-x-6
(4x-3)(3x+2)
200
Find critical points, graph, test answers, and write in interval notation x^3+2x^2<-x
critical points: 0,-1(double root) interval notation: (-infinity, 0]
200
Which arm did Ms. Flowers break?
right
300
put this into interval notation -8r > or r-4>-3
(- infinity, -5] U (1, infinity)
300
Put into interval notation and show on a number line 5|m/6|-8>-3
(- infinity,-6]U[6, infinity)
300
Find critical points, graph, test answers, and write in interval notation x^2+x-20<0
[-5,4]
300
Find critical points, graph, test answers, and write in interval notation -2X^3+7x^2+10x-24<0
critical points:3/2, -2, 4 interval notation:(-2,3/2) U (4, infinity)
300
how many digits of pie are there
infinity
400
put this in interval notation, and show on number line -3b-4<9-4b<4b+1
[1,13]
400
Put into interval notation and show on a number line |4n+4|+9<-15
no solution
400
Find critical points, graph, test answers, and write in interval notation 15-2x-x^2>0
(-5,3)
400
Find critical points, graph, test answers, and write in interval notation 9x^4+15X^3-20x^2-20x+16>0
critical points:1,-2, 2/3,-4/3 interval notation:(-infinity, -2] U [-4/3, 2/3] U [1, infinity)
400
what is the 21st prime number
73
500
put this on a number line and put into interval notation x<0 and x>6
no solution
500
Put into interval notation and show on a number line -5/4|p| +5/7> -235/112
(-9/4,9/4)
500
Find critical points, graph, test answers, and write in interval notation 25x^2-64<0
(-8/5, 8/5)
500
Find critical points, graph, test answers, and write in interval notation 125x^3+8<0
critical points: -2/5 interval notation: (-infinity,-2/5]
500
give the answer 87-(9+5-(3+99)+212)+6-4 x 55+3-756
-1004