Classifications of Numbers/Properties of Real Numbers
Classify this number: -22
Is it an integer and a rational number?
Classify this equation as either conditional, contradiction, or identity: x-2=2+x
What is a contradiction?
The slope of a vertical line is this?
What is undefined?
The recursive formula for sequences
What is an=an-1 +d?
Parallel lines never intersect and have slopes that are always __________.
What is equal?
The property that demonstrates this: k + (-k)= 0
What is the inverse property?
Solve this equation: 3b+5=10
What is b=5/3?
Solve this equation: |2x|= x+6
What is x=6 or x=-2?
The point-slope formula
What is y-y1=m(x-x1)?
Perpendicular lines have slopes are this.
What are negative reciprocals?
Classify this number: 1.414213……
What is an irrational number?
What is 30%? {36=(x)(120)}
Solve this equation: 3|x+2| +2=17
What is x=3 or x=-7?
Find the equation of this line using point-slope formula: slope=4; point= (2,5)
What is y=4x-3?
These two lines are either parallel, perpendicular, or neither: y=2/3x -3 and y=-3/2x -1.
What is perpendicular?
The property that demonstrates this: x(y+z)=xy+xz
What is the distributive property?
Solve this equation: 3x + 9= 7x + 9
What is x=0?
Give the absolute value equation describing numbers that are a distance of 7 from the number 33.
What is |n-33|=7 ?
Find the 24th term of this sequence: -2, -6, -10…….
What is -94?
These two lines are either parallel, perpendicular, or neither:
Line 1: through (4, -2) and (16, 1).
Line 2: through (0, 2) and (-4, 1)
What is parallel?
The property that demonstrates this: a+b=b+a or ab=ba
What is the Commutative Property?
Among those surveyed, 20% more people supported city hall renovations than those that did not. If 1,800 of those surveyed supported renovations, this many did not.
What is 1,500 people?
{1,800= x+ (20%)(x)}
The x- and y- intercepts for the equation 3x + 2y =-6
What is (-2,0) and (0,-3)?
The General Term formula for sequences
What is an= a1+ (n-1)d?
Find the equation of the line that pass through the given point and is perpendicular to the given line (in slope-intercept form).
point: (0,3)
line: y=1/3x-6
What is y= -3x + 3?