Mathematics, 11.10.2019 22:00 altstattlana
The lifetime of a 2-volt non-rechargeable battery in constant use has a normal distribution with a mean of 516 hours and a standard deviation of 20 hours. ninety percent of all batteries have a lifetime less than 541.60 hours.
Answers: 3
Mathematics, 21.06.2019 13:20
Mr. walker gave his class the function f(x) = (x + 3)(x + 5). four students made a claim about the function. each studentโs claim is below. jeremiah: the y-intercept is at (15, 0). lindsay: the x-intercepts are at (โ3, 0) and (5, 0). stephen: the vertex is at (โ4, โ1). alexis: the midpoint between the x-intercepts is at (4, 0). which studentโs claim about the function is correct?
Answers: 2
Mathematics, 21.06.2019 18:30
The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.
Answers: 1
Mathematics, 21.06.2019 21:30
Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need
Answers: 3
Mathematics, 21.06.2019 21:30
Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *
Answers: 3
The lifetime of a 2-volt non-rechargeable battery in constant use has a normal distribution with a m...
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