### Quadratic equation help ?!!?

28a^2 – 7a^4 = 0 m^2 – 4m – 45 = 0 Please show how you got the answers. Thanks!

### are we made of the sme stuff as stars? and if we die would we go back to being stars?

are we made of the sme stuff as stars? and if we die would we go back to being stars?

### So i go online and i see these pop ups about earth changes and pole shifting, what does all this mean?

it showed a bunch of maps that were all messed up and weird.

### I am going to start taking propranolol for migranes.I do not want to gain weight…?

I will be taking up to 60mg a day (starting at 40. taking pill 2 then 3 times a day). One thing I do not want, as I am sure many don’t, is a weight gain. I recently lost some and am trying hard to lose a few more and keep it off. For those…

### Heard a theory that we don’t actually learn new things, it’s all already in our brains. Who’s theory is this?

This is about brain-base learning and educational psycology and philosophy.

### What is the formula for the general term of an arithmetic sequence where a = 3 and d= 1?

What is the formula for the general term of an arithmetic sequence where a = 3 and d= 1?

### Three bricklayers and four carpenters earn a total of $910 a day. Ten bricklayers and five carpenters earn …?

… a total of $1850 a day. a) Set up a system of equations to describe the word problem. I got: 1) 3b + 4c = 910 and 2) 10b + 5c + 1850. So 13b + 9c = 2760 or is it -7b + -1c = -940 or 7b + 1c = 940? b)…

### How do organ systems interact in Earthworms?

Circulatory Reproductive Digestive Nervous

### Trig question involving a ferris wheel?

A large ferris wheel has a diameter of 135 m and passengers get on at the bottom 4m above the ground once every three minutes. a) How do I graph to represent the height of a passenger in metres as a function of time? b) Determine the equation that expresses your height as a function…