Identify as an equation or an expression.
x + 4 - 
x - 3
A. Equation
B. Expression
Answer: B
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Find the absolute maxima and minima of the function on the given domain.
on the rectangular region 
A. Absolute maximum: 
at 
absolute minimum: 
at 
B. Absolute maximum: 
at 
absolute minimum: 
at 
C. Absolute maximum: 
at 
absolute minimum: 
at 
D. Absolute maximum: 
at 
absolute minimum: 
at 
Solve the equation in the complex number system.x3 - 1 = 0
A. 1, 
- 
i, - 
- 
i
B. 1, 
+ 
i, - 
+ 
i
C. -1, 1
D. 1, - 
+ 
i, - 
- 
i
Use the quadratic formula or graphing methods to solve the inequality.8x2 < 8x + 8
A. x > 
? 1.618
B. x < 
? -0.618
C. 
? -0.618 < x < 
? 1.618
D. x < 
? -0.618 or x > 
? 1.618
Solve.A box with a rectangular base is to be constructed such that the perimeter of the base of the box is to be 280 inches. The height of the box must be 40 inches. What is the maximum volume possible?
A. 2800 cu. in. B. 196,000 cu. in. C. 122,500 cu. in. D. 4900 cu. in.