Find an expression, in factored form, for the perimeter of the figure.
A. (x + 3)(x - 3)
B. (x + 2)2
C. (x + 3)2
D. (x + 4)(x + 2)
Answer: C
Mathematics
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Evaluate the expression.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine graphically the x-value when y = 6 in the given equation.y = -2x
A. -3;
B. -12;
C. -2;
D. 6;
Mathematics
Find a formula for the inverse of the function described below.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group and C(x) is in dollars.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 
Mathematics
Suppose that the joint cost function for two products is 
dollars. Find the marginal cost with respect to x.
?
A. 
B. 
C. 
D. 
E. 
Mathematics