Find the equation of the tangent plane to the given surface at the indicated point.z = x3/2 + y3/2; (4, 9, -4)
A. 
x + 2y - z = 
B. 3x + 
y - z = 
C. 3x + 
y - z = 
D. 3x + 
y - z = 
Answer: D
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Use l'Hopital's Rule to evaluate the limit.
A. 0
B. 
C. 1
D. -1
An algebraic expression is given. Use the expression to answer the following questions. a) How many terms are there in the algebraic expression? b) What is the numerical coefficient of the first term? c) What is the constant term? d) Does the algebraic expression contain like terms? If so, what are the like terms?9x + 3
A. a) 1 b) 9 c) 3 d) no B. a) 2 b) 9 c) 3 d) no C. a) 2 b) 9 c) 3 d) yes, 9x and 3 D. a) 2 b) 3 c) 9x d) no
Use an integer or rational number to express the number representing change.One country exported $79,100,000 more than it imported, giving it a positive trade balance.
A. -79,100,000 B. 79,100,000
Suppose ?C and ?D are corresponding angles of congruent triangles with ?C opposite AB and ?D opposite EF . If AB = 16 and EF = 10 - x, determine x.
(a) 26 (b) 6 (c) 16 (d) -6