1. Which expressions are equivalent to 3z^2-48 Select TWO correct answers. A (z+4)(z-4) B 3(z+4)(z-4) 3(3z^2-16) D 3(z^2-48) E 3(z^2-16)
There are 50 students at a meeting. They each give out 45 Valentine's out How many different groups of people could they give out the cards.
11.) (-1)/(6) div (1)/(4)
Solve the following system of equations. 3x+2y-z=2 4x+3y+z=4 7x+5y=6
Which of the following describe (8)/(2) Select all that apply. real number rational number whole number integer
Factor the expression completely. 12x+30 Answer Attempt 1 out of 5 square
# underline ( )lim _(xarrow 4)((sqrt (x)-2)/(x-4))
1.30 A water system of 2 in. (inside diameter) pipe having a length of (1)/(4) mile, is to be flushed with a volume of water equal to twice that contained in the system. How much water (gallons) must be flushed through the system?
-5-(14x-1)lt 2(7x-16) A) xlt -1 the 4^th of July B) xgt -1 Friday night C) xgt 1 Halloween D) xlt 1 Valentine's Day E) xgt -4 the last day of school
x^-2 y((y^4)/(x^2)-(x^4)/(y^2))
Part 7:Statistics 19. Find the mean (average) of the following numbers: $72,80,88,90,70$ Answer: __
18. A number cube $(1-6)$ is rolled. What is the probability of rolling an even number? Answer: __
Factor the polynomial below. $36x^{2}-25$ Cannot be factored $(6x+5)(5x-6)$ $(6x-5)^{2}$ $(6x+5)(6x-5)$
$3x(6x^{2}-4xy^{2})+8x^{2}y^{2}-2y^{3}$
15. A rectangle has a length of 14 m and a width of 9 m. What is the perimeter? Answer: __
The sum of three consecutive numbers is 309 . What is the smallest of the three numbers?
Identify the focus of each. 31) $y-6=(x-4)^{2}$ 32) $\frac {1}{2}(x+2)=(y+9)^{2}$ 33) $x^{2}+4x+4y+4=0$ 34) $2x^{2}-24x+y+70=0$
Which is the product $(3x-5)(3x+5)$ in general form? $9x^{2}+25$ $9x^{2}-25$ $9x^{2}+15x-25$ $9x^{2}-15x-25$
Find the value of the expression $(t^{3}\div 4+s)\div 7$ for $s=19$ and $t=2$ $\square $
How would you write this expression using the values for a and b? $9(18)\div 10$ $9+18\div 10$ $10(18)\div 9$ $10+18\div 9$
