Mark M.

Calculus Density Maximum And Minimum Value

03/26/18

Maximum yield

An apple orchard has an average yield of 32 bushels of apples per tree if tree density is 22 trees per acre. For each unit increase in tree density, the yield decreases by 2 bushels per tree. How... more

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Ap Calculus

03/25/18

Mean Value Theorem for Integrals

Determine if the Mean Value Theorem for Integrals applies to the function f(x) = 3 - x2 on the interval [0,√3]. If so, find the x-coordinates of the point(s) guaranteed by the theorem.

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Function

03/25/18

a landscaper puts 5 fish into a new pond. the number of fish doubles each month. write a function f(x) to model the number of fish in the pond after x months.

f(x)= that is what the answer is , you have to find what it equals. f(x) models the number of fish in the pond after x months

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Basic Calculations

03/25/18

air is being pumped into spherical balloon at a rate of 4.5 cubic feet per minute. find the rate of change of the radius when the radius is 2 feet

Pls give me the answer and solvings pls thank u

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Math Help

03/24/18

Find b and c so that y = 1 x 2 + b x + c has vertex ( 2 , − 6 ) .

math answer the question please

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Calculus

03/24/18

First derivative test

f(x)=x3+x4 first derivative test

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Trigonometry, Integrals

03/23/18

Integrals Involving Trig Functions

We have this equation: cos^5(2x)sin^5(2x)The solution is 1/12 sin6(2x)-1/8sin8(2x)+1/20sin10(2x)The way I got this is if we add the two exponents 5+5=10 therefore, we get sin^10 and subtract Two... more

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Linear Algebra Perpendicular Lines Vector

03/23/18

VECTOR QUESTION

A triangle in space is defined by the points P = (1,1,2), Q = (−1,0,3) and R = (2,1,−1). Find a vector form and the parametric equations for the equation of the line passingthrough P and... more

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03/22/18

Related Rates Calculus 1

A trough is 10 ft long and its ends have the shape of isosceles triangles that are 4 ft across at the top and have a height of 1 ft. If the trough is being filled with water at a rate of 11... more

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Calculus Second Derivative Test

03/22/18

Second derivative test

F(x)=x3-x4 second derivative test

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Algebra

03/22/18

How to factor 8y+27y^4

Factor please

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Algbra

03/22/18

Algebra question

A chef plans to mix 100% vinegar with Italian dressing. The Italian dressing contains 8% vinegar. The chef wants to make 60 milliliters of a mixture that contains 31% vinegar. How much vinegar and... more

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Integers Operation Problem

03/22/18

the Dallas Cowboys lost 8 yards on one play. They gained 14 yards on the next play. Write an integer to describe the yardage gained or lost on the two plays

Its a integers operation problem

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A Level Statistics

03/21/18

The events A and B are such that P(A)= 1/3 and P(B)=1/4. P(A or B or both)= 1/2.

The events A and B are such that P(A)= 1/3 and P(B)=1/4. P(A or B or both)= 1/2. Represent these probabilities on a vent diagram. Show that A and B are independent

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Algebra 1 Algebra Word Problem

03/21/18

An office supply store sells about 8 graphing calculators per month for $120 each. (cont. in description)

For each $6 decrease in price, the store expects to sell eight more calculators.The revenue from calculator sales is given by the function R(n) = (unit price)(units sold), or R(n) = (120 - 6n)(80 +... more

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Geometry

03/20/18

In an isosceles right triangle, the ratio of the length of the hypotenuse to the length of a leg is...

a) √3 : 1 b) √2 : 1 c) 1 : 1 d) 2 : 1 Please help ):

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Trigonometry

03/19/18

Solve: 2sin(Ø/2)=sinØ on the interval [0,π]

Need help figuring out how to do these types of questions for a test at 4 est today.

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Probability & Statistics

03/19/18

1 If the r-value or correlation coefficient of a data set is 0.827 what is the coefficient of determination to three decimal places? a.0.827 b.0.684 c.0.627 d.

i have tried to answer this question 30 times and i have came up with the wrong answer every time i am so confused and I dont know how to do this problem

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Propagated Error

03/18/18

calculus propagated error question

The measurement of the radius of the end of a log is found to be 26 inches, with a possible error of 1/2 inch. Use differentials to approximate the possible propagated error in computing the area... more

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Ordered Pairs

03/18/18