Iam doing an essay only about 500 words, long. it is about how: math and science can make the world a better place? does anyone have any good ideas? besides with environmental problems such as, global warming etc. and medical or medicine practices!i need some good ideas!

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Which of the functions graphed below has a removable discontinuity?