Wednesday
June 19, 2013

Posts by Emma


Total # Posts: 945

math
Assuming that a table saw blade has a diameter of 12 inches and spins at 3450 revolutions per minute (RPMs), use the unit conversion techniques you have learned from the material in 2-A to determine how fast the tip of the teeth of the saw blade are traveling in miles per hour.

math
Suppose you are turning in a receipt to your ward financial clerk for a reimbursement and unfortunately only the final amount of $57.93 is showing on the receipt. The ward clerk asks for your help to calculate how much went to state sales tax (which is currently 6%). How much ...

math
4. Suppose your living room is a rectangle measuring 13 feet by 21 feet and it needs new carpet. How much carpet do you need in square yards and how much would your cost be if it is sold at $21 per square yard? Round your first answer to the nearest square yard.

Calculus
find the equation of the tangent line to the graph of y= f(x) = ln (x)/x at the point (1,0)

Algebra
How do you factor ax^2+bx+c? I'm so confused. I remember my teacher saying to use the discriminant b^2-4ac but when I do find the answer what do I next? Please help! For ex. Factor the trinomial if possible. If it cannot be factored, write not factorable. 4x^2+27x+35

Chemistry
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.140 M HClO(aq) with 0.140 M KOH(aq).HClO is a weak acid with a Ka of 4.0× 10–8. It reacts with strong base to produce ClO–. (e) after addition of 60.0 mL of KOH

science
Calculate the heat of combustion of candle wax in kJ/mole. The standard heat of formation (∆Hf ) of candle wax (C20H42) is -2230 kJ/mole. The standard heat of formation (∆Hf ) of carbon dioxide is -394 kJ/mole. The standard heat of formation (∆Hf ) of water i...

science
what is the purpose of meiosis

science
what is the differnts between asexual and sexual reproduction

Science
I am doing a project on blizzards and I am having a hard time trying to find 3 good interactive websites. Help please? Thanks!

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

For Further Reading

Search
Members
Community