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Solved
Find Current in R circuit.
Find the current in an R circuit for a given input of Voltage (V) and Resistance(R).
2 years ago
Solved
Ordinary Annuity : Periodic Payment (Present Value)
Theorem : Present Value of an Ordinary Annuity where; P : Present value of all payments A : Periodic payment r : Interest ...
2 years ago
Solved
Ordinary Annuity : Present Value
Theorem : Present Value of an Ordinary Annuity where; P : Present value of all payments A : Periodic payment r : Interest ...
2 years ago
Solved
Ordinary Annuity : Periodic Payments (Future Value)
Theorem : Future Value of an Ordinary Annuity where; F : Future value A : Periodic payment r : Rate per period n : Numbe...
2 years ago
Solved
Ordinary Annuity : Future Value
Theorem : Future Value of an Ordinary Annuity where; F : Future value A : Periodic payment r : Rate per period n : Numbe...
2 years ago
Solved
Compound Interest: Present Value
Theorem : Compound Interest where, F : Future value at the end of n periods P : Present value r : Annual nominal rate n :...
2 years ago
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Compound Interest : Future Value
Theorem : Compound Interest where, F : Future value at the end of n periods P : Present value r : Annual nominal rate n :...
2 years ago
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Compound Interest: Interest Rate
Theorem : Compound Interest where, F : Future value at the end of n periods P : Present value r : Annual nominal rate n :...
2 years ago
Solved
Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not count...
2 years ago
Solved
Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...
2 years ago
Solved
Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. http://en.wikipedia.org/wiki/Whole_numb...
2 years ago
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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.
2 years ago
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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...
2 years ago
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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...
2 years ago
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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
2 years ago
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Get the length of a given vector
Given a vector x, the output y should equal the length of x.
2 years ago
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Linear Motion 1
An object travels N feet in the first second of travel, N feet again during the second second of travel and N feet again during ...
2 years ago
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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...
2 years ago
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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
2 years ago
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Resistance of a light bulb
The current through two identical light bulbs connected in series is C Amperes. The total voltage across both bulbs is V Volts....
2 years ago
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An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...
2 years ago
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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
2 years ago
Solved
Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.
2 years ago
Solved
the average value of the elements
Calculate the average value of the elements in the array
2 years ago
