Determine whether the given quadratic function has a maximum or minimum value. Then find that maximum or minimum value.f(x) = (x + 7)2 - 6
A. Minimum, 7
B. Maximum, 7
C. Minimum, -6
D. Maximum, -6
Answer: C
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Use the half-angle formulas to evaluate the given function.cos 
A. 0.2588 B. 0.1951 C. 1.3066 D. -0.9659
Find the average rate of change for the function over the given interval.y = 6x3 between x = -1 and x = 1
A. 12 B. 0 C. 6 D. -6
Use the square root method to solve the equation. 25x2 - 64 = 0
A. x = 
B. x = ± 
C. x = 
D. x = ± 
A tightrope walker is standing still with one foot on the tightrope as shown in the figure. If the tightrope walker weighs 123 pounds, find the magnitudes of the tension in the rope toward each end of the rope.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
?
?
A. 
lbs, 
lbs
B. 
lbs, 
lbs
C. 
lbs, 
lbs
D. 
lbs, 
lbs
E. 
lbs, 
lbs