Complete the square to determine the type of curve represented by the equation. : 4x² + 9y² - 16x - 20 = 0
What will be an ideal response?
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Find all the local maxima, local minima, and saddle points of the function.
A. f(45, 45) = 151,875, local maximum; f(0, 0) = 0, local minimum B. f(45, 45) = 151,875, local maximum C. f(9, 5) = 9211, saddle point; f(5, 9) = 6075, saddle point D. f(0, 0) = 0, local minimum
Solve the problem.Suppose you build an architectural model of a new office complex using a scale factor of 50. How will the height of the actual office complex compare to the height of the scale model?
A. 50 times as great B. 2500 times as great C. 100 times as great D. 25 times as great
Find the absolute value.|-21|
A. ± 21 B. 0 C. 21 D. -21
Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.4x2 = 44
A. x = ±
B. x = 22
C. x = ± 11
D. x = 12