Solve the problem.If u = < -5, 7 > and v = < 4, 6 >, and w = < -11, 2 >; evaluate u ? v - u ? w.
A. -43
B. -20
C. -47
D. -52
Answer: C
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Provide an appropriate response.The finance charge on a loan is equal to the total of the monthly payments:
A. multiplied by the amount financed B. less the amount financed C. plus the amount financed D. divided by the amount financed
Determine if the following is a function or not. f(x) = x + 5 for x ? W.
A. Yes B. No
Find the product.(5r + 3t)4
A. 625r4 + 1500r3t + 1350r2t2 + 540rt3 + 81t4 B. 625r4 + 1500r3t + 1350r2t2 + 1500rt3 + 81t4 C. 625r4 + 5r3t + 1500r2t2 + 1500rt3 + 81t4 D. 625r4 + 625r3t + 1350r2t2 + 1350rt3 + 81t4
Provide an appropriate response.The prices (in dollars per case) for 3 types of pens are represented by the price vector: P = 
. An office supply store orders cases of these pens in the quantities given by the column vector: Q = 
. Find the total cost (in dollars) of the purchase.
What will be an ideal response?