43. PROBLEM SOLVING You spend 8.64 on 12 cans of cat food. Each can costs the same amount and is on sale for 80% of the original price The following week, the cans are no longer on sale .You have 10 Can you buy 12 more cans? Explain your reasoning.
12. There are 92 students in the third and fourth grades at Johnsonville Elementary. Forty-seven of these students are in fourth grade . Write an equation to find how many third graders there are. Use a question mark to represent the unknown number and solve.
Find the value of sqrt [3](27) square LI
Choose the true statement. -8=8 -8gt 8 -8lt 8
Question Evaluate 7m^2+5n^2 when m=2,n=3 Provide your answer below:
Find the midpoint of the segment with the following endpoints. (9,-6) and (5,4) square
14. (5)/(8)=(3)/(4)b-(7)/(12)
13. Is sqrt (1,815) rational? Explain
A. Communicate and Justify How do you think Sofia used Nora's results to make her estimate? Thinking and Reasoning Communicate and Justify Explain how to represent your best estimate as 8 rational number in the form (a)/(b) where a and 6 are whole numbers. B. Choose Efficient Methods Find a closer estimate for the side lengt of a square with area 10 units.Use number sense to make good estimates. Then use a calculator to check your estimates efficiently.
Detérmine which number has a lesser magnitude. 4. 1 and -6 __ 6. -20 and -30 __ 5. -2 and 10 __ 7. -4 and -5 __
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 $
