Evaluate the expression without using a calculator. (Assume the variable represents a positive number.)
?
What will be an ideal response?
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Find the distance d(A, B) between the points A and B.A(-3, 3); B(-9, -5)
A. 10 B. 100 C. 20 D. 11
Find the specified domain.Find the domain of 
(x) when f(x) = 2x - 5 and g(x) = 
A. 
? 
? (8, ?)
B. (-?, 8) ? (8, ?)
C. (-?, -8) ? (-8, ?)
D. (-?, ?)
Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = ln 
A. 
= - 
; 
= 
B. 
= -ln 
; 
= ln 
C. 
= -ln
; 
= ln 
D. 
= 
; 
= 
Solve.30 marbles are to be divided into three bags so that the second bag has three times as many marbles as the first bag and the third bag has twice as many as the first bag. If x is the number of marbles in the first bag, find the number of marbles in each bag.
A. 1st bag = 6 marbles; 2nd bag = 18 marbles; 3rd bag = 12 marbles B. 1st bag = 5 marbles; 2nd bag = 10 marbles; 3rd bag = 15 marbles C. 1st bag = 6 marbles; 2nd bag = 14 marbles; 3rd bag = 10 marbles D. 1st bag = 5 marbles; 2nd bag = 15 marbles; 3rd bag = 10 marbles