Mathematics, 02.08.2019 07:50 maymaaz
Evaluate each expression if x = −2, y = −3, and z = 5. 2x + 3y + z x − y 2 3x2 − 2x + 1 3y(x + x2 − y)
Answers: 1
Mathematics, 20.06.2019 18:04
There a total of 82 students in the robotics club and the science club. the science club has 6 fewer students than the robotic club. how many students are in science club?
Answers: 2
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Evaluate each expression if x = −2, y = −3, and z = 5. 2x + 3y + z x − y 2 3x2 − 2x + 1 3y(x + x2 −...
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