Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.(5x)0
A. 1
B. 5
C. 5x
D. 0
Answer: A
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Evaluate the expression for the given replacement values.8x2 + 5x for x = 4
A. 108 B. 52 C. 148 D. 84
Solve the problem.Find the volume that remains after a hole of radius 1 is bored through the center of a solid cylinder of radius 4 and height 8.
A. 128? B. 120? C. 60? D. 8?
Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.rm = t2 - mt, for t
A. t = 
B. t = 
C. t = 
D. t = 
Solve the problem.When determining appropriate doses of medication, it is sometimes important to estimate the body surface area (BSA) of a patient. This surface area (in m2) can be approximated using the Mosteller formulaBSA = 
1/2,
where h is the patient's height in centimeters and w is the weight in kilograms. Determine the BSA for a patient with height 182 cm and weight 63 kg. Round your answer to two decimal places.
A. 3.19 m2 B. 0.03 m2 C. 10.14 m2 D. 1.78 m2