subject
Mathematics, 22.07.2019 22:10 LilFabeOMM8397

Determine the unit vector in the direction of < 8, 1>
determine the unit vector in the direction of < 3, -4>
find the direction angle of the vector b= < -3, 11> .
find the direction angle of the vector v= -5i + 2j. round your answer to one decimal place.
given that a= 3i – 2j and b= -4i + 10j, find b – a.
given that e= 2i – 5j + 9k and f= 8i + 15j + k, find 3f – 2e.
given that z= < 2, -8> , determine the unit vector.
convert vector mn to vector component form given m (-4, 6) and n (11, -5).
find the magnitude of vector j given j=< -7, 3> .
given that x= < 4, 1, 5> and y= < 11, 2, -6> , find x●y.
given that c= 3i + 7j – 2k and d= 2i – j + 4k, find c x d.
determine the angle between c= < 8, -3> and d= < 4, 10> . round your answer to 1 decimal place.
find the component form for vector ab given the initial point a (1, 7, -9) and terminal point b (-2, 18, 4).
i serve a volleyball at a 730 angle with the horizontal, and an initial speed of 5.6 feet per second. what is the component form of the velocity? round to three decimal places out from the zero.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:40
Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .
Answers: 2
question
Mathematics, 21.06.2019 15:30
Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?
Answers: 3
question
Mathematics, 21.06.2019 18:30
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.
Answers: 1
question
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
You know the right answer?
Determine the unit vector in the direction of < 8, 1>
determine the unit vector in the...
Questions
question
Mathematics, 30.07.2019 00:00
question
Computers and Technology, 30.07.2019 00:00
question
Biology, 30.07.2019 00:00
Questions on the website: 13722362