Mathematics, 05.02.2020 11:49 demigod0701

Prove that for all whole values of n the value of the expression:
n(n–1)–(n+3)(n+2) is divisible by 6.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:30

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Answers: 3

Answer

Mathematics, 21.06.2019 18:00

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

Answers: 1

Answer

Mathematics, 21.06.2019 20:00

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Answers: 3

Answer

You know the right answer?

Prove that for all whole values of n the value of the expression:
n(n–1)–(n+3)(n+2) is divis...

Questions

Mathematics, 18.09.2020 16:01

Simplify a - {5b - [a - (3b - 2c) + c - (a - 2b - c. ]}. -a - 6b + 4c a - 6b + 4c a - 10b + 4c -a + 10b + 4c...