here are three different recipes for orangey pineapple juice. f these mixtures taste the same and one tastes different. recipe 1, mix 4 cups of orange with 6 cups of pineapple juice. recipe 2, mix 6 cups of orange juice with 9 cups of pineapple juice. recipe 3, mix 9 cups of orange juice with 12 cups of pineapple juice. which two recipes will taste the same and which one will taste different?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

What are the triple angle formulas? is it related to double angle identities?