Find the distance between the pair of points.(2
, 2
) and (9
, -2
)
A. 274
B. 
C. 220
D. 2
Answer: B
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Solve using Cramer's rule. 5a+ 5c = 70-4a + 3b - 5c = -41-7a - 8b= -112
A. (8, 7, 6) B. (8, -7, -6) C. (9, 5, 6) D. (7, 6, 7)
Solve the problem.A dealer who rents appliances wants to increase the monthly rent from the current $60 in n increases of $4. (i) Write a polynomial that gives the new price after n increases of $4. (ii) The revenue is the number of appliances rented times the monthly rent for each appliance. If 100 appliances can be rented at $60 per month and 20 fewer appliances can be rented for each $4 rent increase, write a polynomial that gives the monthly revenue in terms of n.
A. (i) 4n - 60 (ii) -80n2 + 6000 B. (i) 4n + 60 (ii) -80n2 - 800n + 6000 C. (i) 4n - 60 (ii) -80n2 - 800n - 240 D. (i) 4n + 60 (ii) -80n2 + 240
Determine whether the given ordered pair satisfies the inequality.x + 2y < -6:(0, 0)
A. Yes B. No
What point on the surface z is closest to the origin?
?
?
Hint : Minimize the square of the distance from 
to the origin.
?
NOTE: Please enter your answer(s) in the form . If there is more than one answer, separate them with commas.
What will be an ideal response?