Prove that the square of any odd multiple of 3 is the difference of two triangular

Principles of General Chemistry 2
Problem 9P What is the strongest type of intermolecular force between solute and solvent in each solution? (a) C6H14(l) in C8H18(l) (b) H2C=O(g) in CH3OH(l) (c) Br2(l) in CC14(l)

Chemistry 11
The reaction between aluminum and iron(III) oxide can generate temperatures approaching \(3000^{\circ} \mathrm{C}\) and is used in welding metals: \(2 \mathrm{Al}+\mathrm{Fe}_{2} \mathrm{O}_{3} \longrightarrow \mathrm{Al}_{2} \mathrm{

Campbell Biology 9
Which structure or compartment is part of the symplast? a. the interior of a vessel element b. the interior of a sieve tube c. the cell wall of a mesophyll cell d. an extracellular air space e. the cell wall of a root hair

Introduction to Probability, 2
A motorist goes through 4 lights, each of which is found to be red with probability 1/2 . The waiting times at each light are modeled as independent normal random variables with mean 1 minute and standard deviation 1/2 minute. Let X be the total waiting time at the red lights. (a) Use the total proba

Campbell Biology in Focus - Standalone book 1
A typical prokaryotic cell has about 3,000 genes in its DNA, while a human cell has about 20,500 genes. About 1,000 of these genes are present in both types of cells. Based on your understanding of evolution, explain how such different organisms could have this same subset of genes. What sorts of fun

Business Law Today, Standard: Text & Summarized Cases 11
What is a fixture, and how does it relate to real property rights?

Psychology 1
Compare and contrast classical and operant conditioning. How are they alike? How do they differ?

Biology for AP Courses
What is the advantage of sexual reproduction? a. Sexual reproduction allows animals to conserve resources and reproduce only during optimal conditions. b. Sexual reproduction results in offspring with diverse phenotypes, which may enhance survival of a population in a changing environment. c. Sexual