think of the thing you are trying to calculate. Then think of a way that you may find the area or whatever you need to find. then think if you know a way that can apply there.
The best way to memorize formulas is repetition. Keep writing them down or saying them aloud until you can remember them. A study deck is a great way to do this -- see the related question to learn how to do this.
Diatomics do
They are molecules composed of two atoms of the same element.
You will need a strong background in science: you will be studying for a medical degree, and the courses will include anatomy, physiology, psychology, and specific courses about the internal workings of the human body. You will need to learn techniques for diagnosing various diseases, and what certain symptoms mean. You will need to know how to do medical research, so that you can keep up with new findings that may be useful to your area of expertise. You will need to project a confident but calming manner, so that you can put a patient at ease (many patients are scared when they see a doctor). You will need to listen carefully to the patient, so that you can understand his or her symptoms: this will be necessary in order to diagnose, or to identify possible reasons why the patient is not feeling well. Sometimes, a good doctor is like a detective-- gathering information, knowing what tests to order, doing research, and figuring out the problem. You will also need to possess manual dexterity, since you may be performing surgery or handling medical equipment or doing a physical exam. Some doctors are specialists, and they must acquire a thorough knowledge of the particular area in which they want to practice: gynecology, oncology, internal medicine, surgery, etc. Above all, a doctor must have a love of the medical field and a dedication to helping patients.
Four times seven equals 28. It is often just easiest to memorize the "Times Tables". When you memorize the tables, you will be quick to answer the easier problems.
Memorized is the past tense of memorize.
It sounds like you are describing diatomic molecules. The elements that form diatomics are H, O, N, Cl, Br, I, and F. The molecular formulas for diatomics look like this: H2, O2, N2, Cl2, Br2, I2, and F2.
I have to memorize these lines for the play in a week. Memorize the scientific method for tomorrow. I memorize pi for fun in my free time.
You say memorize in Swahili like this: kukariri
At that point, it's easier to memorize the seven times table or use a calculator.
I have to memorize this poem for tomorrow's class!
Anything that you learn helps you to learn other things better! When you memorize poetry, you learn how to memorize, and that does help you memorize other things better.
Henry was assigned to memorize the document for his presentation.