If B is a 1 × 6 matrix and A is a 6 × 1 matrix, determine the size of AB.
A. 1 × 6
B. 6 × 1
C. 1 × 1
D. 6 × 6
E. none of these
Answer: D
Mathematics
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Find the product.10x7(2x7 - 12x2 + 8)
A. 20x14 - 12x2 + 8 B. 20x14 - 120x9 + 80x7 C. 20x14 - 120x9 D. 20x7 - 120x2 + 80
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Provide an appropriate response.Based on a 360 day year, a 3% cash discount for 20 days is equal to an annual rate of:
A. 45% B. 54% C. 36% D. 18%
Mathematics
Provide an appropriate response.Explain why the sum 
+ 
- 
can be simplified quickly.
What will be an ideal response?
Mathematics
Find the quotient.-56 ÷ 8
A. -8 B. -6 C. -7 D. 7
Mathematics