Mathematics, 15.06.2021 07:30, ayeletstrauss

Trong không gian vector R3 cho hai hệ U và V U=(u1=(7,2,5); u2=(2,1,3);u3=(3,1,3))

V=(v1=(8,2,1); v2=(9,2,1);v3=(-1,7,4))

a. Chứng tỏ U, V là hai cơ sở của R3 ?

b. Cho x=(9,2,-3) tìm tọa độ x theo cơ sở V?

c. Tìm P u-->v và P v-->u?

d. Sử dụng công thức đối tọa độ,tìm tọa độ của x theo cơ sở V?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:00, hadwell34

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

Answers: 3

continue

Mathematics, 21.06.2019 18:10, jgill27

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Answers: 3

continue

Mathematics, 21.06.2019 20:30, afitzgerald

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.

Answers: 3

continue

Mathematics, 21.06.2019 21:30, bm42400

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?

Answers: 1

continue

Do you know the correct answer?

Trong không gian vector R3 cho hai hệ U và V U=(u1=(7,2,5); u2=(2,1,3);u3=(3,1,3))

V=(v1...