25 percent of what number is equal to 5? 20 5 50 40
For Exercises 19-20 , identify which expression has the greater value. 17. 3+4cdot 2 (3+4)cdot 2 18. 12div 6cdot 2 12div (6cdot 2)
Write the fraction (35)/(49) in simplest form. square
Simplify. Write your answer using whole numbers and variables. (r^2-15r+36)/(r-12) square
Solve for v. v+3.1=9.61 v= square
Perform the indicated computation . Write the answer in scientific notation. (15times 10^5)/(3times 10^-2) 5times 10^7 10times 10^7 10times 10^3 5times 10^3
Solve the equation. -12+21=-3(x+4) x= square
. If f(24)=27 and f is one-to -one, what is f^-1(27) f^-1(27)= square
Put these numbers in order from greatest to least. 1.4 40.1 14 0.041 4.1
Expand and simplify using the perfect square expansion rule (a+b)^2=a^2+2ab+b^2 (3x-8)^2 9x^2-24x+64 9x^2+48x+8 9x^2-48x+64 9x^2+64 9x^2-64
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 $
