Determine whether the equation defines y as a function of x. x + 4y = 5
A. function
B. not a function
Answer: A
Mathematics
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Evaluate the line integral along the curve C.
; C is the quarter circle r(t) = 
, for 0 ? t ? 
A. ?
B. 
C. 3
D. 0
Mathematics
Solve the problem.A point A on an island is 3.4 km from the nearest point B on the coast of the mainland. (Assume that the coast is straight.) A person in a motorboat travels straight from A to a point on the beach x km from B and then travels x km farther along the beach away from B. Find x if the person traveled a total of 5.8 km.
A. 1.0 B. 0.4 C. 1.9 D. 0.2
Mathematics
Solve the equation.4x - 2x + 3x = 35
A. 
B. {30}
C. {7}
D. 
Mathematics
Simplify the expression.
A. 
B. 
C. 9a5b12c2
D. 9a7b14c4
Mathematics