Estimate. 19.9times 5.8approx Choose 1 answer: A 12 B 120 C 1200 D 12,000
Factor completely. 5x^2+20x-60=square Related content Factoring quadratics with a common factor Factoring completely with a common factor
Find the product. -7(8+k) -56+7k -7k+56 -7k-56
20. For the function g(x)=x^2-6 what is the value of g(3) -3 0 3 9
Solve 5x^2=6125 Give only the positive root. 65 25 35 No real solution
Simplify (-6a^3b^-1)/(36ab^2) -6a^2b^3 -(a^2)/(6b^3) -(a^2b^3)/(6) -(6a^2)/(b^3)
Expand the expression to a polynomial in standard form: (4x+9)(-x^2-3x+1) Answer Attemptiout of 2 square
Instructions Factor the polynomial expression. x^2-7x-60 Answer: square
To solve this system of equations using substitution, what could be substituted in place of y in the first equation? 4x=5-2y y-2x=7 A. 7-2x B. 4x-5 C. (5-4x)/(2) D. 2x+7
Select all the correct answers. Simplify (x^-3)^(1)/(3) x^-1 x^9 (1)/(x^9) (1)/(x)
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 $
