Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the area of the shaded region.y = 2x2 + x - 6y = x2 - 4
A. 
B. 
C. 
D. 
Mathematics
Decide whether the relation defines a function.y = 
A. Function B. Not a function
Mathematics
Find the exact or approximate circumference of the circle, as indicated.Find the approximate circumference. Use ? ? 3.14.
A. 12.874 ft B. 6.437 ft C. 13.196 ft D. 25.748 ft
Mathematics
Solve.A projectile is thrown upward so that its distance, in feet, above the ground after t seconds is 
What is its maximum height?
A. 4752 ft B. 147,084 ft C. 3468 ft D. 11,849 ft
Mathematics