Mathematics, 08.11.2019 00:31, lineaeriksen
Factor each completely.
7x²-31x-20
9k²+9k
7x²-45x-28
2b²+17b+21
5p²-p-18
28n⁴+16n³-80n²
Answers: 3
Mathematics, 21.06.2019 19:00, emmagossett2002
Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?
Answers: 1
Mathematics, 22.06.2019 00:00, mattiemattoos
One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90
Answers: 1
Mathematics, 22.06.2019 00:30, sanfordl
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Mathematics, 22.06.2019 00:40, townselt3861
‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)
Answers: 1
Factor each completely.
7x²-31x-20
9k²+9k
7x²-45x-28
...
7x²-31x-20
9k²+9k
7x²-45x-28
...
Chemistry, 28.11.2021 19:40
Mathematics, 28.11.2021 19:40
Chemistry, 28.11.2021 19:40