Number Sense
Which number is not an integer
-2, 2.5, 0, -5
2.5
Definition of a variable?
symbol or letter used for unknown value
If the first differences are all the number 15 is the relation linear or non linear
linear
defenition of mode
the mode is the number that shows up the most frequently
formula of pythagorean theorem
a2+b2=c2
defintion of adding two or more numbers
sum
write in exponential form
5x5x5
53
what is the equation for slope
y=mx+b
the upper and lower quartiles are also known as
Q2 and Q1
what is 21m to mm
21 000mm
(-8)+12=?
-17
What is the first step to solving this question?
x-6=10
isolate the variable
Which formula is incorrect
y2-y1\x2-x1 or x2-x1/y2-y1
x2-x1/y2-y1
5,10,17,20,32
32
is the following volume formula for a cone or a cylinder? v=πr2xh
cylinder
What is 80:60 as a percent
160%
What do you do to the exponents when multiplying powers with the same base?
Keep the base and add the exponents together
How many times will lines that have different slope and y-intercepts interesct?
once
What kind of correlation does a pattern show when the line rises up to the right
positive
volume and surface area formulas
surface area-πr+πrs
volume- πr2h/3
ratio- 3:2
There are 33 dogs how many cats?
22 cats
simplify the following
(-2x+5) + (4-8x)
-10x+9
create an equation with a rate of change of 1 and an initial value of 7
y=x+7
what are the five essential things you need to create a whisker plot
minimum value, Q1, Median, Q3, Maximum value
calculate only the label of the can of pasta when the radius is 8cm and the height is 15c.
753.6