Saturday

April 19, 2014

April 19, 2014

Total # Posts: 14

**Geometry, help!**

Circle O has a radius 28. Radii OM and ON form an angle of 60 degrees. Find MN. A) 28 radical 2 B) 28 C) 56 D) 56 radical 3 Is it A) ?

**math**

so if you do 3*2.5=7.5*6=45...you yae 45 from the three numbers you just multiplied and you got 45....now do 25 that is the part of the fridge and do 45-20=25 feet3=25 feet cubed!!!

**math**

so if you do 3*2.5=7.5*6=45...you yae 45 from the three numbers you just multiplied and you got 45....now do 25 that is the part of the fridge and do 45-20=25 feet3=25 feet cubed!!!

**science**

7.5 micrmeters will go into 7.5 millimeters how many times?

**geometry**

If the arc on a particular circle has an arc length of 14 inches, and the circumference of the circle is 84 inches, what is the angle measure of the arc?

**physics**

dabuifs

**science**

how can the chemical energy of your lunch today become the energy you need to deliver the newspapers after school tomorrow?

**Math**

An car was purchased for $47000 and its depreciation value is 22% each year. How long would it take the car to be worth nothing (zero dollars)? Explain.

**Chemistry**

Calculate the entropy change of the universe (in J/K) when 12.2 g of chlorine are melted in a laboratory at 24.8 oC. Report your answer in scientific notation to three significant figures. Melting Point (°C) -101.0 Boiling Point (°C) -34.1 ÄHo(Fusion) (kJ/mol) 6.4...

**College Calculus**

Write a trial solution for the method of indetermined coefficients: y''+9y' = xe^(-x)cos(pi*x) ....I have no idea.

**Logs-check my anwers**

Evaluate or simplify the expression without using a calculator. ln e i got 1

**Logs-check my anwers**

log10 sqrt of 10 i got 1 log3 3^11 i got 11 log5^5 i got 1

**Logs-check my anwers**

Write the equation in its equivalent exponential form. log5 x = 2 I got 5x = 2 logb 256 = 4 i got b4 = 256 log10 sqrt of 10 i got

**Logs-Algebra**

How do you graph the following logs? f(x)=log5 (x-2) f(x)=log5 x-2 f(x)= log5 x f(x)=log5 (x+2)

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