08/05/25

Solving system of two linear equations
Which method would you choose to solve the following system of equations? Solve it.y=2x+1 (1)3x+y=7 ​ (2)
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06/23/25

Applications Variation
The gravitational Force F between an object and the Earth is inversely proportional to the square of the distance from the object to the Center of the Earth if an astronaut weighs 215 lb on the... more
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Expert Answers •9

04/21/25

Why is multicollinearity an issue for some clustering methods?
Imagine you have data for a group of patients in a medical study. Your features include height, blood pressure, oral temperature, forehead temperature, sex, weight and a battery of other symptoms... more
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01/30/23

How does discrete math contribute to the development of algorithms and computer science?
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11/13/22

Let W be the set of all vectors of the form [-2a-4b, -a, b].Find vectors u and v in R³ such that W = span {u, v}.
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10/29/22

Getting the highest amount of positives on one set with a 50% random chance
If you had 2 sets of numbers, that both start at 0 (each set can only go up from 0, but never lower than 0), and you run a 50 percent coin flip computer program and if it is heads, you add +1 to a... more
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08/08/22

Find the volume of the solid enclosed by the paraboloids z = 16(x^2+y^2) and z = 2-16(x^2-y^2))
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12/03/21

Partial Derivatives
The ellipsoid 4x2+2y2+z2=16 intersects the planey=2 in an ellipse. Find parametric equations for the tangent line to this ellipse at the point (1,2,2).
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10/26/21

What is the image point of (8,-1) after the transformation D_{4}\circ R_{180^{\circ}}?
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10/13/21

Use a truth table to demonstrate the validity of x+yz=(x+y)(x+z)
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C++

08/25/21

slove the question in C++.Show each output clearly.
int main(){ // Create a binary search tree // Insert nodes: 10, 5, 15, 2, 7, 13, 6, 8, 11, 17 // Print the tree // Print tree height // Print the minimum value in the tree ... more
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04/23/21

The function gives the distance (miles) in terms of time (hours). If the average rate of change of s(t) on 0<=t<=4 is 300 mph. what is the average rate of change of 1/5 s(t) on this interval?

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10/28/20

Write a greedy predictor program for multivariate regression.
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07/16/15

solve problem
An island is located is located 36 miles N 32°39' W of a city. A freighter in distress, radio's it's position as N 11° 24' of the island and N 16° 28' W of the city. How far is the freighter from... more
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03/05/15

discrete math. sets problem help?
Let S = {(x, y) ∈ R × R | 2x + 3y < 8}, T = {(x, y) ∈ R | y^2 + y > 6x^2}. (a) Exists a ∈ R so that (a, −10) ∈ ST? Why? (b) Exists b ∈ R so that (−10, b) ∈ TS^−1 ? Why?
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01/22/15

How long would It take you to pay off a loan of 24,035$ if you pay 475$ per month
Suppose you can afford $476 per month starting on march 1,2012. You save this much a month until January 1, 2013. Now, suppose you continue to pay $475 per month. how long would it take you to pay... more
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08/24/14

A 12 cm piece of tubing is cut into two pieces. One piece is 4 cm longer than the other. How long are the pieces?
A 12 cm piece of tubing is cut into two pieces. One piece is 4 cm longer than the other. How long are the pieces?
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