Maths
How many ordered sets of positive integer triples (a,b,c) are there such that a+b*c=100
Algebra
When factoring an equation, how do I know if the result is prime? For example, I have a problem x^2 - 2x + 4 and I think it is prime because I can't solve it. Am I right?
Algebra
I have several of these problems and am having trouble getting the hang of it. Can you help me? Factor. If the result is the square of a binomial, write it as such. If the result is prime, so state. Here are the first couple of problems. 1) x^2 + 7x + 12 2) x^2 - x - 12 3) x^2...
math
The total fencing around a square field is 80 yards. The field has an area of how many square yards?
Chemistry
I am trying to do the next one but I am still confused. Would the next one simply be HA+OH^- ----> H2O + A^- ?
Chemistry
You are given an assignment to make 250ml buffer solution having 0.25M weak acid and 0.2M of its conjugate base. You have stock solutions 1.5M acid and 0.5M of the conjugate base. Clearly explain how you are going to make this buffer solution. Can anyone please help me!!!
algebra 10th grade
Solve for x? 0 = -9/5 x -9
math
Write an inequality that represents the statement: x is less than 4 and greater than 1
algebra
6(15) + 40 = ?
10 grade algebra
please help with this problem Your dad is taking Biology as part of the veterinarian program at the local community college. This semester he will spend a total of 40 hours in the biology lab, and he will take notes in class 6 hours per week. Define a variable for the number o...
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