Exponents
Free Points
you get 100 free points
Solve for X: x-3=4
x=7
When the exponent is positive we move to the _____?
RIGHT
A slope that goes downwards from left to right.
Negative Slope
What are Irrational numbers?
Numbers that are decimal and repeat different numbers
When you multiply exponents together, what should you do with the exponents ?
ADD!
If After solving an equation and you get 6=8, what type of solution would that equation have ? Why
No solution ! The numbers are different on both sides and there is no Variable
Solve: 3.7x10-5
.000037
What is the slope Formula ?
Y2-Y1/ X2-X1
-15
Rational
X-2
1/x2
16-4x=7x+5
X=1
Which is larger? 89,000 or 8.9 X 104
89,000
The slope of the line containing the points (6, 25) and (18, 28)
m=1/4
Free Points
You get 300 Free points
Is this Correct ? Explain what the student might have done wrong and provide the right Answer
3a3(4a2) = 12a
Incorrect : The student didn't add the exponents together instead they subtracted
Answer: 12a5
If you arrive at 6x+2=6x+2 when solving the equation, what type of solution can you predict this is? Why?
Infinite Solutions: They have the same variables and constants on each side
Convert to scientific notation: 0.0000003
3.0 X 10-7
What is The slope of a vertical line?
Undefined Slope
Which of the following is an irrational number: .121212121212... .456661455561... .456745674567...
.456661455561...
(2a4b3c2)2
4a8b6c4
4(2a+3)= -3(a-1)+31
a=2
Amy solved the problem shown below: (2 x 104)(1.8 x 106) = 3.6 x 10^-2 Is he correct? Explain. What is the correct answer
No : he was supposed to Add the exponents
Correct Answer: 3.6 x 1010
What is The slope of the line containing the points (4, 8) and (4, 3)
Undefined
What subsets does 15 belong?
Real, Rational, integers, Whole, Natural numbers