499 Answered Questions for the topic Mathematica

05/24/20

find the values for K which the given integral converges:
0<y<x^k , 1<x<∞∫∫ y^b dA0<x<1 , 0<y<x^k∫∫ x^a dA
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Mathematica Math Calculus Precalculus

05/23/20

how to show these:
graph:0<x<1 , 0<y<x0<y<1 , 0<x<y
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Mathematica Math Maths Math Help

05/17/20

PLEASE HELP ME SOLVE THIS QUESTION
Suppose that f : [0, 3] → R is continuous on [0, 3], differentiable on (0, 3) and f(0) = 0, f(1) = 1, f(3) = 1. Show that there exists c1 ∈ (0, 3) such that f'(c1) = 1. Show that there exists c2 ∈... more
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Mathematica Math Maths Mathematics

05/17/20

Write the equation that correctly shows the area of the triangle in terms of its height, h. PLEASE HELP!
A carpenter is building a set of trusses to support the roof of a residential home. In the blueprints, she has determined that she needs to make a support triangle with an area 56m2 . She knows... more
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Mathematica Math Maths Mathematics

05/17/20

Please Help Me With This Math Question!!!
Write the equation for the following function that represents a horizontal shift left 4 and a vertical shrink by a factor of ½ on the parent function f(x) = x ^ 2
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05/15/20

Precalculus question?
Suppose T(t)=23sin(2π(t-7)/24)+66 is the temperature (in degrees Fahrenheit) at time t, where t is measured in hours after midnight on Sunday. You paint the exterior door to your house at 5 p.m. on... more
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05/15/20

Precalc question
a) If y=sin(x) on the domain -π/2 ≤ x ≤ π/2, what is the domain D and range R of y=2sin(3x-1)+3? How many solutions does the equation 4=2sin(3x-1)+3 have on the domain D and what are they?b) If... more
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05/14/20

Precalc question
The temperature in Gavin’s oven is a sinusoidal function of time. Gavin sets his oven so that it has a maximum temperature of 300F and a minimum temperature of 240F. Once the temperature... more
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Mathematica Math Statistics Economics

05/13/20

The table below gives the bushels of corn per acre resulting from the use of various amounts of fertilizer in pounds per acre:
n (1st column) BUSHELS OF CORN PRODUCED (Y) (2nd column) AMOUNT FERTILIZER USED (X) (3rd column) 1 (n) 4 (y) 6 (x) 2 44 10 3 46 12 4 48 ... more
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Mathematica Math Trigonometry Trig

05/11/20

Vectors Math Problem
Let point C = (−2, 5), point D = (3, 8), and point E = (4, −1).​Define u =  and v = . a.​Sketch vectors u  and  v .​b.​Sketch vector u + v  and compute it algebraically. Does this agree with your... more
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05/08/20

Precalc question?
Nadia is a robot that can continuously adjust the length of its hair so that its length is a sinusoidal function of time. At its shortest, it's 6 cm long. At its longest, it's 24 cm long. Today,... more
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05/01/20

precalc question
Determine the angle needed for a sector whose perimeter is four times as big as the area.The radius of the sector is 3 feet.
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04/30/20

Precalc Question
Suppose Randall’s horse Ginger is walking around a circular track of radius 120 feet with an angular speed of 3 RPM clockwise. If she starts at the westernmost point of the track, give the... more
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03/19/20

Precalc Question (answer asap thanks)
A merry-go-round is rotating at the constant angular speed of 3 RPM counterclockwise. The platform of this ride is a circular disc of radius 24 feet. You jump onto the ride at the location pictured... more
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03/08/20

Precalc question
John has been hired to design an exciting carnival ride. Tiff, the carnival owner, has decided to create the world’s greatest ferris wheel. Tiff isn’t into math; she simply has a vision and has... more
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03/08/20

Precalc question
George and Paula are running around a circular track. George starts at the westernmost point of the track, and Paula starts at the easternmost point. The illustration below shows their starting... more
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03/08/20

Precalc question
Charlie and Alexandra are running around a circular track with radius 60 meters. Charlie started at the westernmost point of the track, and, at the same time, Alexandra started at the northernmost... more
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03/08/20

precalc question
Shirley is on a ferris wheel which spins at the rate of 3.2 revolutions per minute. The wheel has a radius of 45 feet, and the center of the wheel is 59 feet above the ground. After the wheel... more
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03/08/20

precalc question
Marla is running clockwise around a circular track. She runs at a constant speed of 3 meters per second. She takes 46 seconds to complete one lap of the track. From her starting point, it takes her... more
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02/11/20

precalc question
An aircraft is flying at the speed of 500 mph at an elevation of 10 miles above the earth, beginning at the North pole and heading South along the Greenwich meridian. A spy satellite is orbiting... more
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02/03/20

Precalc question
A water treatment facility operates by dripping water from a 60 foot long arm whose end is mounted to a central pivot. The water then filters through a layer of charcoal. The arm rotates once every... more
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01/22/20

Precalc question
A street light is 10 feet above a straight bike path. Olav is bicycling down the path at a rate of 15 MPH. At midnight, Olav is 33 feet from the point on the bike path directly below the street... more
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Mathematica Math Algebra 1 Algebra 2

01/07/20

a is doubled then cubed
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01/04/20

Precalc question
An isosceles triangle has sides of length x, x and y. In addition, assume the triangle has perimeter 12.(a) Find the rule for a function that computes the area of the triangle as a function of x.... more
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Mathematica Math Discrete Math Proofs

12/23/19

Division theorem by induction.
Help! How can I prove the division theorme for positive integers using induction?
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