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Mathematics, 21.06.2019 17:00
Evaluate the expression for the given value of the variable 2×(c2-5) for c=4
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Mathematics, 21.06.2019 17:20
Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?
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Mathematics, 21.06.2019 22:00
Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr
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Mathematics, 22.06.2019 00:30
Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.
Answers: 3
How do u solve x-y=3
6x+4y=13...
6x+4y=13...
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