What does it mean when you move the decimal to the left ?
postive
postive
100
What is a rational number ?
Any number that can be written as a fraction, whole numbers, intergers.
100
Write an expression thats equivalent to 7 to the fourth power.
7.7.7.7
100
What is a scatter plot ?
A scatter plot is a graph of plotted points that shows a relationship between two sets of data.
200
What is an hypothenuse ?
It is a side thats opposite of can right angle.
200
Write 3.6025 x 10 to the -5 power in standard form
0.000036025
200
A real number is all the numbers in the world.
What is a real number?
200
What is the value of 5 to the third power?
125
200
Define correlation
correlation is a pattern nd shows the relationship either postive, negative or No correlation.
300
What is the hypothenuse in a triangle with the side lengths 24,32 and 40?
The hypothenuse is 40 because its the largest number.
300
write 3.3 x 10 to the -3 power in standard form.
3,300
300
Why is 0.33... a rational number ?
because it can be written as a fraction
300
an exponent shows the number of times its multiplies itself.
Define exponent
300
If the scatter plot shows a downward moving pattern, what type of correlation is this?
negative
400
Why is the triangle with side lengths 9,16 and 25 not a right triangle?
Because the side lengths doesnt equal the hypothenuse.
400
What is 28,301,000,000 written in scientific notation?
2.8301 x 10 to the power of 10.
400
What is an irrational number?
A irrational number is a real number that CANNOT be written in fraction form. They are decimals that are non-terminating and non-repeating .
400
What is the value of (-3) to the second power? and why ?
9 because a negative times a negative is a postive
400
When the points are going up one one direction what is the correlation? and why ?
postive correlation because its increasing.
500
A length of a mirror has a length of 24 inches, and a diagonal that measures 30 inches. What is the width?
width is 18.
the width is 18.
500
Write 1.92 x 10 to the second power in standard form.
192
500
is the square root of 15 rational or irrational?
it ia irrational because its not a perfect square.
500
Is the expressions 6 squared and 2 to the power of 6 equivalent and why ?
No they are NOT equivalent because 6 squared=36 and 2 to the power of 6 =64.
500
You are asked to write an equation for the line of best fit for the scatter plot shown at the right without the use of a graphing calculator. What should you do first?
Decide which two points give the most representative straight line.
Decide which two points give the most representative straight line.