Add/Subtract
3xy2 + 10xy2
13xy2
2x2y2(9x2y2)
18x4y4
(8xy)2
64x2y2
4x5y(-2x2)
-8x7y
In a multiplication problem, what do you do to the exponents?
Add them.
14xyz - 8xy2z
14xyz - 8xy2z
4xy(4x2y3)
16x3y4
(3x3y2z)3
27x9y6z3
18a4b3c4 divided by 3ab2c3
6a3bc
Factor x2 - x - 42
(x - 7)(x + 6)
20xyz - 12xy2 + 3xyz
23xyz -12xy2
(4a2b3c)5abc3
20a3b4c4
(2ab2)4
16a4b8
12ab4c5 divided by 4ab2c2
3b2c3
Factor 2x3 +10x
2x(x2 + 5)
3ab2 + 11ac3 - ab2 + 2ac3
2ab2 + 13ac3
-2xy3(10xy2z)(5x4z)
-100x6y5z2
(5xyz2)3
125x3y3z6
(36x4y4) divided by (12xy)
3x3y3
What is (x + 1) (2x + 1)
-23x2y2 + 17x2y2 - 5x2y2
-11x2y2
(2xy)(4x2y2) + (5xy3)(-8x2)
-32x3y3
(2a2bc3)5
32a10b5c15
44xy2 divided by 4xy
11y
What does a negative exponent mean?
ex. 5-1 =
Write the answer on the bottom of a fraction with 1 as a numerator.
ex. 1/5