Find the extreme values of the function subject to the given constraint.
A. Maximum: 9 at 
minimum: -9 at 
B. Maximum: 1 at 
minimum: -1 at 
C. Maximum: 1 at 
minimum: -1 at 
D. Maximum: 8 at 
minimum: -8 at 
Answer: A
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Solve the problem.In how many ways can 8 people be chosen and arranged in a straight line, if there are 12 people from whom to choose?
A. 11,880 B. 23,760 C. 19,958,400 D. 96
Graph the parabola and label the vertex. Find the x-intercept.x = 
y2 + 3
A. vertex (3, 0), x-intercept (3, 0)
B. vertex (- 3, 0), x-intercept (- 3, 0)
C. vertex (3, 0), x-intercept (3, 0)
D. vertex (- 3, 0), x-intercept (- 3, 0)
Use the choices below to fill in the blank. Choices may be used more than once or not at all.
The formula for 
is 
.
A. normal distribution curve B. Empirical C. sample standard deviation D. population standard deviation
Find the area of the shaded region.
A. 
B. 
C. 
D. 