Evaluate the expression for the given replacement values.6x2 + 2y for x = 5, y = 3
A. 156
B. 486
C. 906
D. 64
Answer: A
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Find all the local maxima, local minima, and saddle points of the function.
A. f(0, 0) = 8, saddle point; f(4, 4) = 520, local maximum B. f(0, 0) = 8, test is inconclusive C. f(4, 0) = 8, local minimum; f(0, 4) = 8, local minimum D. f(4, 4) = 520, local maximum
Provide an appropriate response.Two identical orders for goods are to be shipped. The first stock picker puts part 1 of the order on pallet A. He puts parts 2 and 3 of the order on pallet B and loads his truck. The second stock picker puts parts 1 and 2 on pallet A, and part 3 on pallet B before loading his truck. Which fundamental law of algebra shows that the trucks have identical orders?
A. Distributive law B. Commutative law of multiplication C. Associative law of addition D. Commutative law of addition
Perform the subtraction visually using symbols. 2 - (-1)
A. -1 B. -3 C. 1 D. 3
Multiply.(3x - 2)(x + 7)
A. 3x2 + 18x - 14 B. x2 - 14x + 19 C. 3x2 + 19x - 14 D. x2 + 19x + 18