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))
7. A fair six-sided die is rolled. What are the odds of getting a 3 or higher. Leave your answer as a reduced fraction. $\square $
Find $(2(cos\frac {2\pi }{3}+isin\frac {2\pi }{3}))^{5}$ $-16-16i\sqrt {3}$ $16+16i\sqrt {3}$ $16\sqrt {3}+16i$ $-16\sqrt {3}-16i$
Convert into a complex number: $2(cos\frac {4\pi }{3}+isin\frac {4\pi }{3})$ $-\sqrt {3}-i$ $\sqrt {3}-i$ $-1-i\sqrt {3}$ $1+i\sqrt {3}$
Convert into a polar coordinate: $2\sqrt {3}-2i$ $(4,\frac {7\pi }{6})$ $(-4,\frac {11\pi }{6})$ $(-4,\frac {5\pi }{6})$ $(4,\frac {\pi }{6})$
10. Simplify the expression. $\sqrt {125t^{4}r^{3}s^{13}}$
1. What is the simplified form of $-\sqrt {(y+5)^{16}}$ A. $(y+5)^{8}$ B. $-(y+5)^{8}$ C. $(y+5)^{4}$ D. $-(y+5)^{4}$
Which quadrilateral does not have diagonals that are perpendicular? Rectangle Rhombus Square
Simplify the following expression completely. $\frac {x^{2}-14x+45}{x^{2}-18x+81}$
What is the measure of an exterior angle in a regular 15-gon? Write your answer as an integer or as a decimal rounded to the nearest tenth.
Find the distance between the given points. $(-3,1)$ and $(12,37)$ $\square $
