Solve the equation.
+ 
= 4
A. -2
B. 
, -2
C. 2, -2
D. 0
Answer: A
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State the domain of the given function.y = 
A. All real numbers x > - 7 B. 7 C. All real numbers except 7 D. All real numbers
Find all the local maxima, local minima, and saddle points of the function.
A. f(0, 0) = -671, saddle point; f(5, 6) = 0, saddle point; f(5, -6) = 0, saddle point; f(-5, 6) = 0, saddle point; f(-5, -6) = 0, saddle point B. f(0, 6) = 625, local maximum; f(0, -6) = 625, local maximum; f(5, 0) = -1296, local minimum; f(-5, 0) = -1296, local minimum C. f(0, 0) = -671, saddle point; f(0, 6) = 625, local maximum; f(5, 0) = -1296, local minimum D. f(0, 0) = -671, saddle point; f(0, 6) = 625, local maximum; f(0, -6) = 625, local maximum; f(5, 0) = -1296, local minimum; f(5, 6) = 0, saddle point; f(5, -6) = 0, saddle point; f(-5, 0) = -1296, local minimum; f(-5, 6) = 0, saddle point; f(-5, -6) = 0, saddle point
Solve the problem.Alex has saved $476 at the bank. He wants to accumulate $1750 for a trip to soccer camp. What percent of his goal has been reached?
A. 27.2% B. 40% C. 4% D. 0.272%
Solve the problem.A couple plans to have four children. Using a tree diagram , obtain the sample space. Then, find the probability that the family has no boys.
A. 
B. 
C. 
D. 