Find an approximation of the sum of the series accurate to two decimal places.


–0.90

Mathematics

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Graph the system of inequalities.x + 2y ? 2x - y ? 0

A.

B.

C.

D.


Mathematics

Solve the problem.Charlene baby-sits for $10 per hour. She also works as a tutor for $12 per hour. Because of school, her parents only allow her to work 13 hours per week. How many hours can Charlene tutor and baby-sit and still make at least $75 per week? (a) Write a system of inequalities for this situation.(b) Graph the solution set. 

What will be an ideal response?

Mathematics

Let U = {all soda pops}, A = {all diet soda pops},B = {all cola soda pops}, C = {all soda pops in cans},and D = {all caffeine-free soda pops}. Describe theset in words.A ? B

A. All diet or all cola soda pops B. All diet and all cola soda pops C. All soda pops D. All diet cola soda pops

Mathematics

Find the product.2y3(3y + 2)(y + -5)

A. -20y4 + -20y3 B. 6y5 + -20y3 C. -26y4 + -20y3 D. 6y5 + -26y4 + -20y3

Mathematics