Tell whether the graph of the function opens up or down.P(x) = 4(x + 3)2 + 3
A. up
B. down
Answer: A
Mathematics
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Solve.Find the sum of the first 106 positive multiples of 7.
A. 38,955 B. 39,326 C. 40,072 D. 39,697
Mathematics
Solve the problem.A man has 5 shirts and 7 ties. How many different shirt and tie arrangements can he wear?
A. 70 B. 35 C. 25 D. 49
Mathematics
Solve the problem.The price p (in dollars) and the quantity x sold of a certain product obey the demand equation p = -5x + 120, 0 ? x ? 24.What price should the company charge to maximize revenue?
A. $6 B. $12 C. $18 D. $14.4
Mathematics
Find the exact value of the expression using a sum, difference, or double-angle identity.cos 
A. - 
B. 
(
- 1)
C. 
D. -
( - 1)
Mathematics