Find the equivalent earnings.Arnold earns $239 a week. What is his yearly salary?
A. $11,950
B. $2390
C. $12,428
D. $1035.67
Answer: C
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The following data show the diameter D and the height H, both in feet, of certain mature trees. Tree Cottonwood Hackberry Weeping willow Ponderosa pine Douglas fir D 2.4 5.06 6.07 8.06 14.08 H 80.87 113.1 95.05 164.81 223.23? A: Use power regression to model the height as a function of the diameter. Use two digits of accuracy for the coefficient and for the power.B: According to the model, what is the diameter of a mature tree that is 7.89 feet tall? Round your answer to two decimal places.C: If one mature tree has 4 times the diameter of another, how do their heights compare? Round your answer to two decimal places.
What will be an ideal response?
Add or subtract as indicated.
+ 1
A. - 
B. 
C. - 
D. 
Evaluate. Assume that all variables represent positive numbers. |-21|
A. 0 B. 42 C. 21 D. -21
Identify the equation without applying a rotation of axes.10x2 - 10xy + 3y2 - 3x - 3y + 4 = 0
A. parabola B. ellipse C. hyperbola D. circle