Answer:
12 20 22
Step-by-step explanation:
Answer:
99.5
Step-by-step explanation:
First quartile is the second largest value in these five
Answer: 
Step-by-step explanation:
When you multiply fractions, you multiply straight across and simplify.
[multiply]
[simplify]

Now, we know that the product is
.
Answer:
(8x-9)(8x+9)
Step-by-step explanation:
64x^2 - 81
Rewriting
(8x)^2 - 9^2
We recognize that this is the difference of squares
a^2 - b^2 = (a-b)(a+b)
(8x-9)(8x+9)