Let (m × n) denote a matrix of size m × n. Find the size of the following product, or state that the product is not defined.(4 × 3)(4 × 3)
A. 4 × 3
B. not defined
C. 4 × 4
D. 3 × 4
Answer: B
Mathematics
You might also like to view...
Solve.x2 + y2 + 10y = 0x2 + y2 = 6x
A. (0,0) 
B. (1,0) 
C. (1, -1) 
D. (0,1) 
Mathematics
Factor by grouping.20x2 - 12xy - 25xy + 15y2
A. (20x - 5y)(x - 3y) B. (4x - 5)(5x - 3) C. (4x + 5y)(5x - 3y) D. (4x - 5y)(5x - 3y)
Mathematics
Convert the length as indicated. Round the answer to two decimal places.84 kilometers to miles
A. 213.36 mi B. 135.24 mi C. 25.2 mi D. 52.08 mi
Mathematics
Factor the expression. Express your answer so that only positive exponents occur. x6/7 + 3x2/7
A. x2/7(x-4/7 + 3) B. x1/7(x6/7 + 3) C. x1/7(x4/7 + 3) D. x2/7(x4/7 + 3)
Mathematics