Factorise
a) (2+2) a) x2 -11x + 28
b) 6x2 -5x โ 4...
Answers: 1
Mathematics, 21.06.2019 17:30
Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.
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Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4
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Mathematics, 21.06.2019 23:10
Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.
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Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?
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