​ Math a following 1. rank of (3, -1)(0, 1) a. 3 2. A = (2 3 -1) b. min (m, n) ​3. rank of (3, 1, 2)(2, 2, 1)(4, 7, 8) c. rank of AA

Question

Math a following  

1. rank of (3, -1)(0, 1)	a. 3
2. A = (2   3   -1)	b. \(\leq\) min (m, n)
3. rank of (3, 1, 2)(2, 2, 1)(4, 7, 8)	c. rank of AAT = 1
4. rank of (m x n)	d. 2

Answer 1

1 – d, 2 – c, 3 – a, 4 – b