Patrick B.

03/27/19

How to determine if a point is within a quadrilateral?

**Goal** I want to determine if a test point is within a defined quadrilateral. I'm probably going to implement the solution in Matlab so I only need pseudo-code. **Inputs** Corners of... more

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Geometry

03/27/19

Covering an arbitrary area with circles of equal radius?

How would an algorithm work that covers an arbitrary area with circles of equal radius? The radius of the circle and the size and shape of the area are arbitrarily given. The area should be... more

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Calculus

03/27/19

Show that the equation 2x^2=xsinx+cosx has exactly two real roots.

Title is the question.. please help me

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Statistics Probability

03/27/19

Suppose A and B are events of a sample space S with P(A) = 0.42, P(B) = 0.34, and P (A or B) = 0.53.

How do I find the probability of B and the complement of A?

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File Handling Concept C ++

03/26/19

Write program to find zodiac sign of student using loops, classes and file handling in c++ language

Use classes and file handling

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Trigonometry

03/26/19

Find all exact solutions on the interval 0 ≤ x < 2π. (Enter your answers as a comma-separated list.) csc2(x) − 5 = −1

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Precalculus

03/26/19

proving trig functions

how do I prove sex/tanx=sinx/1-cosx

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Calculus

03/26/19

Prove the statement using the epsilon-delta definition of a limit

lim [root(x)+1] / x+1x->1

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Trigonometry Math Help Trig

03/26/19

Trigonometry problem

Suppose you are solving a trigonometric equation for solutions over the interval [0,2π), and your work leads to 2x = 2π/3, 2π, 8π/3. What are the corresponding values of x?

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Statistics Probability

03/26/19

HELP!!!! Discrete Probability Distributions HELP!!!!!

According to sales information in the first quarter of 2016, 2.7% of new vehicles sold in the United States were hybrids. This is down from 3.3% for the same period a year earlier. An analyst’s... more

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Geometry

03/26/19

What are the 3 perfect figures in geometry?

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Calculus

03/26/19

What is the solution of y''-B*cos(y) =0 with B ∈ℝ and boundary conditions y'(0) =y(0) =0?

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Algebra 1

03/26/19

Solve this equation

y varies directly as x and inversely as the square root of z. y=10, when. x=9 and z=3. find y when x=2 and z=6

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Microsoft Excel Excel

03/26/19

How do you apply conditional formatting in Excel?

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C

03/26/19

How to find the 'sizeof' (a pointer pointing to an array)?

First off, here is some code: int main() { int days[] = {1,2,3,4,5}; int *ptr = days; printf("%u\ ", sizeof(days)); printf("%u\ ", sizeof(ptr)); ... more

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Geometry

03/26/19

Given one side, the opposite angle and the area of the triangle, is it possible to solve for the other two sides?

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Calculus

03/26/19

Is there any short way for derivative of this function: f(x)=(x−1)(x−2)(x−3)(x−4)(x−5)?

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Answers •10

Calculus

03/26/19

Is there any short way for derivative of this function: f(x)=(x−1)(x−2)(x−3)(x−4)(x−5)?

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Answers •10

Statistics

03/25/19

Z score Homework

Find the probability of a score less than z=+.88?

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Statistics Data Analysis

03/25/19

Comparing measures

The ages of the members of four teams are summarized below. Answer the questions about them. Team A: the mean is age 27 and the range of ages is 13team B: the mean is age 32 and the range of ages... more

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Prealgebra

03/25/19

The foot of the ladder is placed 7 meters from a wall. If the top of the ladder rests 9 meters up on the wall, how long is the ladder?

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Statistics

03/25/19

Probability distribution

Assume that the heights of men are normally distributed with a mean of 70 inches and a standard deviation of 3.5 inches. If 100 men are randomly selected, find the probability that they have a mean... more

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Math Algebra 2

03/25/19

What is a word problem for y=0.25^x?

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Calculus Pre Calculus

03/25/19

What is the largest possible product you can form from two non-negative numbers whose sum is 46?

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Geometry

03/24/19

Line ℓ has equation y=x–2. Find the distance between ℓ and the point H(2,5). Round your answer to the nearest tenth

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Answers •2

How to determine if a point is within a quadrilateral?

Covering an arbitrary area with circles of equal radius?

Show that the equation 2x^2=xsinx+cosx has exactly two real roots.

Suppose A and B are events of a sample space S with P(A) = 0.42, P(B) = 0.34, and P (A or B) = 0.53.

Write program to find zodiac sign of student using loops, classes and file handling in c++ language

Find all exact solutions on the interval 0 ≤ x < 2π. (Enter your answers as a comma-separated list.) csc2(x) − 5 = −1