Check your Understanding Find the product of each of the following.
1. (5x - 3)(3x + 5)
2. (4ab + 3c)(5ab + 7c)
3. (6xy - 9z)(6xy + 9z)
4. (3a2b + 2ab2)(3a2b - 2ab)
5. (x2 + 4y)2
6. (3m - 2n2)2
7. (p2 + 2q)
8. (3xy - 1)
9. (3x - 4)(9x2 + 12x + 16)
10. (2x + 5)(4x2 - 10x + 25)

If qrs tuv, which congruences are true by cpctc? check all that apply. a. q u b. rs tu c. qs tv d. qr tu e. s v f. r u

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old