06/12/19
Probability that no letter is in alphabetical order?
Given a random string of distinct letters, find the probability that none of the letters are in order. A letter is in order when every letter preceding it is of lower alphabetical value and every...
more
06/12/19
Sec 7.1 prob 5 Sketch the region enclosed by the curves x=5y^2 and x=y^2+4
List the points of intersection of these curves from bottom to top in the form (x,y):(5,__) and (5,1) ***II couldn't figure of the second part to the first set Decide whether to integrate with...
more
06/12/19
7.1 prob 4 Consider the region between the graphs x=y^2-6 and x+5y=8
where a= -7 and b=2 and h(y)=??The area is 121.5 **I got all of the answer except h(y).. not sure why that part of my answer is wrong when the rest is correct. I got h(y)=(y^2-5)-(9-5y)
06/12/19
Why do all the C files written by my lecturer start with a #?
Why do all the C files written by my lecturer start with a #?I'm going through some C course notes, and *every* C program source file begins with a single `#` on the first line of the program.Then...
more
06/12/19
A boat travels 25 miles per hour in still water. It takes 3 1/3 hours to travel 40 miles up a river and then return by the same route. What is the speed of the river?
Solving equations with rational expressions
06/11/19
homework help please
Tomatoes in Tokyo, Japan cost 738 Yen per kilogram. Tomatoes in Cincinnati cost $1.49 per pound. In which city are tomatoes the better buy? Useful conversion factors:1 US Dollar = 109.5 Japan Yen1...
more
06/11/19
warning: implicit declaration of function?
My compiler (GCC) is giving me the warning:> warning: implicit declaration of functionPlease help me understand why is it coming.
06/11/19
You are going to plant a rectangular garden.
There is a restriction that the length must be 1 foot less than twice the width. Choose a length and width based on the relationship given
06/10/19
I pack 72 oranges into 8 bags ,then sell them at 4 them at 4 doollz a bag
Hnow much do i get back or sole this problem
06/10/19
Error "initializer element is not constant" when trying to initialize variable with const?
I get an error on line 6 (initialize my_foo to foo_init) of the following program and I'm not sure I understand why. typedef struct foo_t { int a, b, c; } foo_t; const foo_t...
more
Polynomial Identities
How can the Binomial Theorem be useful in helping to prove and use polynomial identities?
06/10/19
Why does a function with no parameters (compared to the actual function definition) compile?
I've just come across someone's C code that I'm confused as to why it is compiling. There are two points I don't understand.First, the function prototype has no parameters compared to the actual...
more
06/10/19
Why is 0 < -0x80000000?
I have below a simple program: #include <stdio.h> #define INT32_MIN (-0x80000000) int main(void) { long long bal = 0; if(bal < INT32_MIN ) { ...
more
06/09/19
How to increment variable under DOS?
06/09/19
How to implement the factory method pattern in C++ correctly?
There's this one thing in C++ which has been making me feel uncomfortable for quite a long time, because I honestly don't know how to do it, even though it sounds simple:
**How do I implement...
more
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.