Factor the four-term polynomial by grouping.10a3 - 12a2b + 15ab2 - 18b3
A. (10a2 + 3b2)(a - 6b)
B. (2a2 - 3b2)(5a + 6b)
C. (2a2 + 3b2)(5a - 6b)
D. (2a2 + 3b)(5a - 6b)
Answer: C
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Use the total differential dz to approximate the change in z as (x, y) moves from P to Q. Then use a calculator to find the corresponding exact change ?z (to the accuracy of your calculator).tan-1 (x2y;) P(1, 1), Q(0.97, 1.02)
A. dz = 0.02; ?z = 0.0205521041 B. dz = -0.02; ?z = -0.0205521041 C. dz = 0.2; ?z = -0.205521041 D. dz = -0.2; ?z = -0.205521041
Find the probability of the following card hands from a 52-card deck. In poker, aces are either high or low. A bridge hand is made up of 13 cards.In poker, a full house (3 cards of one value, 2 of another value)
A. 0.00655 B. 0.00000920 C. 0.00144 D. 0.0000385
Round the money amount to the specified place.$0.08822 to the nearest cent
A. $0.00 B. $0.09 C. $0.08 D. $1.00
For the pair of functions, find the quotient 
(x) and give any x-values that are not in the domain of the quotient function.f(x) = 28x2 + 7x, g(x) = 7x
A. 4x + 1; x ? 0 B. 196x3 + 49x2; x ? 0 C. 4x2; x ? 7 D. 4x + 1; x ? 7