General Math Problems

[asquaredplusb]

Four math books need to be shelved together on a shelf containing ten books. How many arrangements are possible?

If [unparseable or potentially dangerous latex formula], find a + b.

The third term of an arithmetic sequence is -2, and the sum of the first fourteen terms is 98. Find the first term.

Myrtle has bins containing 9 flavors of lollipops. In how many ways can she package 5 to sell if she can repeat flavors?

On triangle ABC, AB=16, BC=14, and measure of angle A is 60? There are two possible lengths for AC. The shorter of the two lengths is

Let the region R be bounded in the first quadrant by the x axis, y axis, and the graph of f(x) = sin 2x

The circumference of a great circle on a soap bubble is expanding at a rate of 11 cm/sec. When the radius is 5 cm, the surface area of the soap bubble is changing at a rate of ____ cm^2/sec.

2 workers can paint a fence in three hours. How long would it take five workers to paint a fence twice as long and twice as high if they paint at the same rate?

How many numbers in the form a^4, where a is a positive integer, are factors of (3!)(7!)(9!)?

[darksaber21]

[darksaber21]

[darksaber21]

[101dalmatians]

[101dalmatians]

[101dalmatians]

[darksaber21]

[sxk1693]

[sxk1693]

Note: You can use double law of sines, but I always thought law of cosines is faster.

[sxk1693]

[PokémonMaster]

[PokémonMaster]

[101dalmatians]

[101dalmatians]

I think we need the real answer to check the right method for solving the problem - for the probability one...
I agree with pokemonmaster though but idk...

[PokémonMaster]

[nsguy1350]

[sxk1693]

[101dalmatians]

dont contradict nsguy
he nos wat hes doin
but wats the right ans anyway???

[007math]

I read the problem as out of the 10 books, 4 are math ones which need to be shelved together in which case the answer would be [unparseable or potentially dangerous latex formula]

[asquaredplusb]

Yes, I believe that is the right answer.

[007math]

[101dalmatians]

coOl :O
now nsguy, pokemonmaster, and sx1693 (who i new will be wrong) are wrong...

[101dalmatians]

but 007math is right
no surprise bout that...

[007math]