Find all points (x, y) where f(x, y) = x2 - 2y2 + 4x - 6y + 8 has a possible relative maximum or minimum.Enter your answer as just (a, b) where a, b are either integers or reduced fractions of form 
.
Fill in the blank(s) with the appropriate word(s).
(-2,-3/2)
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Describe how you would apply the five basic steps of a statistical study to the given issue. You want to know the percentage of college seniors who regret their choice of major.
What will be an ideal response?
Write the logarithmic equation in its equivalent exponential form.log343 7 = 
A. 3431/7 = 3
B. 31/7 = 343
C. 3431/3 = 7
D. 3433 = 
Suppose a firm increases its sales using existing fixed assets. Everything else equal, what effect will the increase in sales have on the firm's degree of operating leverage (DOL)?
A. The DOL should increase. B. The DOL should decrease. C. The DOL should not change, because the amount of fixed asset does not change. D. The DOL should increase if fixed operating costs represent a significant proportion of total operating costs; otherwise, the DOL should decrease. E. Because the fixed operating costs are not know, the impact on DOL cannot be determined.
Use synthetic division to find the quotient.
A. x2 + x + 1
B. x3 + x2 + x + 1
C. x2 + x + 1 + 
D. x3 + x2 + x + 1 + 