Find the product.(5x + 8y)2
A. 5x2 + 80xy + 64y2
B. 5x2 + 64y2
C. 25x2 + 80xy + 64y2
D. 25x2 + 64y2
Answer: C
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Tasmanian automobile licence plates consist of three capital letters (A through Z) followed by three digits (0 through 9).How many different Tasmanian license plates are possible?
A. 263 + 103 B. 263 × 103 C. (26 × 3) + (10 × 3) D. 366 E. none of these
Simplify. Be sure to rationalize all denominators. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Solve the problem.A 54 m-long steel beam is anchored at one end to a piling 9 m above the ground. Assume that when a certain heavy object is placed d meters from the anchored end, the beam bends s meters where
How far is the heavy object from the anchored end if the vertical deflection is 0.50 m? (Round to the nearest hundredth.)
A. 38.70 m B. 30.40 m C. 141.70 m D. 27.50 m
The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = log(-x) B. y = log x C. y = -log(-x) D. y = -log x