11/06/20

Can tutors who know statistics answer this please?
Use the following probabilities to answer the question. It may be helpful to sketch a Venn diagram.P(A)=0.53, P(B)=0.42 and P(AandB)=0.05.P(notB∣notA)=
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11/06/20

Calculus derivative question
if f(x)=16√4, what is f''(4)?
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11/05/20

Project: Designing a Roller Coaster - AP Calculus
Project: Designing a Roller Coaster - AP CalculusProject: Explain the mathematics of roller coaster construction. Imagine you are a roller coaster designer, and are asked to mathematically... more
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11/05/20

PLEASE HELP ME ASAP. COULD HELP ME PLEASE?
Prove two triangle congruent using a two column proof:Given:AC is angle bisector of ∠BCD. m∠B = m∠D. Prove: ΔABC ≅ ΔADCStatements:----- AC is angle bisector of angle BCD angle 3 = angle 4 angle b =... more
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11/05/20

Prove two triangles congruent using two-column proof. Given: AC is an angle bisector of ∠BCD. m∠B = m∠D. Prove: ΔABC ≅ ΔADC

Please help & get back asap !! Link down below for the problem , triangle & statements. I need help with the... more
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11/05/20

Hi! given that u || v and m< 3= m< 1, prove that v || w
While I can’t add a photo, 1 & 2 are corresponding sitting on lines u & v, 3 is alt exterior angles with 1 (sitting on line w)Might not be able to answer without photo, however :(
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11/05/20

How do I create a database to manage the flow of members that move in and out of a particular position on a daily basis?
I'd like to type their name in a field and have it show up visually in a custom diagram. I'd like that information along with the date they entered the position and the date that they left show up... more
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11/05/20

Suppose that the weight (in pounds) of an airplane is a linear function of the amount of fuel (in gallons) in its tank ?
When carrying 16 gallons of fuel, the airplane weighs 1988 pounds. When carrying 50 gallons of fuel, it weighs 2175 pounds. How much does the airplane weigh if it is carrying 66 gallons of fuel?
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11/05/20

calculus question
Find an equation of the tangent line to the graph of the function at the given point.f(x) = e−x ln(x),    (1, 0)
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11/05/20

Rachel is a software saleswoman.
Let y represent her total pay (in dollars). Let x represent the number of copies of History is Fun she sells. Suppose that x and y are related by the equation y=2300 + 120x.Note that a change can... more
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11/05/20

i seriously need help this trig question :( any help is much appreciated <3
An ice cream company is designing waffle cones to use for serving frozen yogurt. The cross-section of the design has a bottom angle of 29°. The sides of the cones are 13 cm long. Determine the... more
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11/05/20

calculus question
Determine the point(s) at which the graph of f(x) = -3/(sqrrt(2x-1)) has a horizontal tangent.
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11/05/20

Find the 7th term of the expansion (x+y)^21
step by step solution please :)
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11/05/20

A) Find an equation in the form y = m x + b , where x is the number of monthly minutes used and y is the total monthly of the A Fee and Fee plan.
The phone company A Fee and Fee has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 330 minutes,... more
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11/05/20

Find the length of the arc of a circle of radius 5 inches subtended by the central angle of 220°.
= 2 pi x 5 x 220/360= 2 x 3.14 x 5 x 220/360= 31.4 x 0.6111= 19.18854The answer is 19.2 inches My calculation is correct up here??
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11/04/20

Quadratic Relations and Functions

What is the equation of the parabola in vertex form given the directrix is y=1 and the vertex is (-1,2)
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11/04/20

The equation x sin y + y sin x = 1 implicitly defines y as a function of x. Use implicit differentiation to find dy/dx.
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11/04/20

There are as many equivalence classes as there are which of the following? (Select all that apply.)
Answer Choices:A. distinct horizontal lines in the planeB. distinct integersC. distinct real numbersD. distinct vertical lines in the planeE. distinct lines in the plane whose coordinates equal... more
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11/04/20

How many distinct equivalence classes of R are there?
Let A be the set of all statement forms in the three variables p, q, and r, and let R be the relation defined on A as follows.For all S and T in A, S R T  ⇔  S and T have the same truth table.There... more
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11/04/20

Prove that R is an equivalence relation. Show that it satisfies all the properties you selected in part (a), and submit your proof as a free response.
Let A be the set of all statement forms in the three variables p, q, and r, and let R be the relation defined on A as follows.For all S and T in A, S R T  ⇔  S and T have the same truth table.Prove... more
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11/04/20

Systems of equations

samuel sells water bottles and staplers in pairs of two, the water bottles cost 3 dollars and the staplers 5 dollars. How many staplers did he sell if he made 68 dollars
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11/04/20

Equations , Problem 4
Problem 4:A fan sitting behind the dug-out catches a foul ball. He returns the ball to the umpire. The height of the ball h(t) above the ground (measured in meters) as a function of time (measured... more
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11/04/20

Use Newton's Method and continue the process until two successive approximations differ by less than 0.001
Approximate the zero(s) of the function. Use Newton's Method and continue the process until two successive approximations differ by less than 0.001. Then find the zero(s) using a graphing utility... more
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11/04/20

What is the image of (4,1) after a reflection over the y-axis?
Need answer to this problem
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11/04/20

quadratic Function

An amusement park charges 8$ admission and averages 2000 visitors per day. A survey shows that, for each $1 increase in the admission cost, 100 fewer people would visit the park. Write the equation... more
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