Vocabulary
In the expression 4x+12, what number is the coefficient?
4
Simplify:
3x+2x
5x
Write the exponent in expanded form, then evaluate:
5^4
5*5*5*5
625
Evaluate for x=4:
2x+3
11
The sum of the interior angles of this 3-sided polygon always add up to be 180 degrees.
triangle
In the expression 3x + 7 + 4y, what is the constant?
Simplify:
5a+3-2a+7
3a+10
Write the exponent in expanded form, then evaluate:
8^2
8*8
64
Evaluate for x=-2 and y=5
3x^2-4y
-8
If you were to multiply all the numbers on your phone's keypad together, what would you get as an answer?
0
In the power 85, which number is the base and which number is the exponent?
8 is the base, 5 is the exponent
Simplify:
4(2x-6)
8x-24
In class, we talked about two special cases regarding exponents. What are these special cases?
Anything to the 1st power is equal to itself; Anything to the 0 power equals 1
Evaluate for y=5 and z=6:
z-z+y div 5
1
Which natural number is special because it’s the only number that’s square (4761) and cube (328509) uses every decimal digit from 0 to 9 exactly once?
Hint: "nice"
69
They have the same variable and that variable is raised to the same power.
Simplify:
6y-3(y-2)
3y+6
Evaluate the exponent:
(-4)^6
4096
Evaluate for x=5, y=7, and z=-2
(x-y)^2+3z
-2
If you add up the numbers on a roulette wheel, what is the sum? Is this why they call it the Devil's Game?
666
Name the acronym we use to remember the Order of Operations AND list what every letter stands for.
PEMDAS: parentheses, exponents, multiplication/division, addition/subtraction
Simplify:
2x^2+5+3y+6+8y-x^2
x^2+11y+11
Evaluate the exponent:
(3-5)^3
-8
Evaluate for x=2 and z=-4
x-(z^2+x+6+z)
-18
What number would come next in this sequence?
1, 1, 2, 3, 5, 8, 13, 21, ?
34