Mathematics, 10.12.2021 19:30 marxusalexander6552
Cho ánh xạ f : R3 −→ R3, xác định bởi:
f(x1, x2, x3) = (x1 − x2, x1 + x2 + 2x3, x1 + 2x2 + 3x3)
a) Chứng minh f là ánh xạ tuyến tính
b) Tìm ma trận của ánh xạ tuyến tính f đối với cơ sở
B = {u1 = (1, 2, 0), u2 = (1, 1, 0), u3 = (0, 0, 1)}
c) (∗) Tìm tập hợp các véc tơ v = (x1, x2, x3) sao cho f(v) = (3, 5, 6)
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 15:10
The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?
Answers: 1
Mathematics, 21.06.2019 17:30
Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?
Answers: 3
Mathematics, 21.06.2019 20:30
Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.
Answers: 3
You know the right answer?
Cho ánh xạ f : R3 −→ R3, xác định bởi:
f(x1, x2, x3) = (x1 − x2, x1 + x2 + 2x3, x1 + 2x2 + 3x3)
Questions
Computers and Technology, 30.11.2019 05:31
