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1. The heart rate of 10 football players is sampled. The rates, measured in beats per minute, are
62, 74, 74, 64, 76, 64, 80, 76, 68, 76
What is the best estimate of the population mean for heart rate among football players?
71.4 read more ..

awsometrunt14 Jan 9, 2019

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606

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Interval

can someone help me with interval A = x belongs to R and B = (x belongs to R; square root of x^2 = -x) ..... what are the numbers that belong to B please thanks

Guest Jan 9, 2019

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1226

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+476

Am I correct?

A community organization wants to determine area support for the construction of a new skate park in the center of town. The organization decides to survey 500 people to see whether they are willing to have their taxes increased for one year to fund the read more ..

awsometrunt14 Jan 9, 2019

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2991

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is 5/8 a rational numver interger or a whole number

is 5/8 a rational numver interger or a whole number

ElectricPavlov ●

Guest Jan 9, 2019

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1539

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+476

Multiple Choice Math

A package of paper towels contains 3 rolls. Each package of paper towels costs $2.79.
A function, f(x), is written to represent the cost of purchasing x packages of paper towels.
What is the practical domain for the function f(x)?
(a) all whole read more ..

ElectricPavlov ●

awsometrunt14 Jan 9, 2019

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525

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Find the derivative

find the derivative of (2x+sinx)(3x-cotx)

Guest Jan 9, 2019

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499

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+476

Please Help

awsometrunt14 Jan 9, 2019

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632

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+476

Please Help

awsometrunt14 Jan 9, 2019

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774

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help

The quadratic has two imaginary roots. What is the sum of the squares of these roots? Express your answer as a decimal rounded to the nearest hundredth.

Guest Jan 9, 2019

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help

The curvature of a circle is inversely proportional to its radius. What is the exact circumference of a circle with one-third the curvature of a circle of radius 1?

Guest Jan 9, 2019

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help

Guest Jan 9, 2019

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+15

F(A,B,C,D) = (A + (B C)) (C’ + D)

F(A,B,C,D) = (A + (B C)) (C’ + D)
G(A,B,C,D) = ((A + B’) D) + (A + (B C))

ahmedss Jan 9, 2019

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807

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Necesito ayuda

4 pastores vigilaban los rebaños y comentaban cuántas ovejas tenían cada uno. si el carnero tuviera 3 ovejas más que él, tendría una menos que rahul. wheras akar tiene el mismo número que los otros 3 pastores puestos juntos. si John tuviera 3 ovejas menos, read more ..

Guest Jan 9, 2019

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566

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Equations and inequalities

Betty has the rectangular kitchen that is 20‘ x 15‘ she wants to have the kitchen tiles and she has a budget of $5600 the contractor charges for tile and floor insulation to a couple ways the amount of tile the contractor buys is 10% more than the read more ..

Guest Jan 9, 2019

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