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lys-0071 [83]
2 years ago
9

Right triangle. Then find the missing le

Mathematics
2 answers:
sertanlavr [38]2 years ago
3 0
Cool I don’t know what to say
Volgvan2 years ago
3 0

Answer:

Step-by-step explanation:

Download pptx
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If the null space of A4×5 is exactly a two-dimensional plane, answer the following:
Hatshy [7]

Answer:

I.

A is a 4 x 5 matrix => A: U -> V, dim U = 5, dim V = 4

Null space is exactly two dimensional plane

dim null (A) = 2

II.

Rank A = dim U - dim Null A = 5 - 2 = 3

III.

Number of linearly Independent columns of A is the rank of A = 3

IV.

Yes, The system Ax = b has no solution sometimes as range of A \neq V

V.

Yes,Sometimes Ax = b has a unique solution

VI.

Yes, sometimes Ax = b has infinitely many solutions

8 0
3 years ago
AB has endpoints at (-4,5) and (4,-3) using the midpoint formula what is the midpoint segment
Mamont248 [21]

Answer:

(0,1)

Step-by-step explanation:

5 0
2 years ago
91. Jack can read 45 pages of his book in one and a
Digiron [165]

Answer:

10 hours

Step-by-step explanation:

45 pages per 1 hour and 30 minutes,  or 60 min +30 min =90 min

90 minutes / 45 pages has to be equal to an equivalent fraction where we have 300 pages

90 minutes /45 pages = ? minutes / 300 pages , multiply both sides by 300

? minutes = 90*300/45 = 600 minutes

to read 300-page book will take 600 minutes = 10 hours

3 0
2 years ago
Estimate the sum of 46 and 32 by rounding to the nearest ten,
Butoxors [25]
The answer is A =80 because when u add 46+32 =78 and 78 round to the nearest ten is 80
6 0
2 years ago
Read 2 more answers
Solve the following system by Gauss-Jordan elimination.
topjm [15]

9514 1404 393

Answer:

  x1 = 1/2 + 1/2t

  x2 = 4 -2t

  x3 = t

Step-by-step explanation:

Your answer is correct as far as it goes. The values of x1 and x2 also need to be expressed in terms of t.

  x1 = 1/2 + 1/2t

  x2 = 4 -2t

  x3 = t

4 0
2 years ago
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