Solve. Remember to insert units when writing your answer.A carton of phones weighs 44 lb 6 oz. Of this, 2 lb 15 oz is due to packaging. Find the weight of the phones in 

A. 536 lb 3 oz
B. 576 lb 14 oz
C. 578 lb 6 oz
D. 538 lb 11 oz


Answer: D

Mathematics

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Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5

A. log5x - 2
B. - 2log5x
C. log5x - 2
D. 10 -  log5x

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Determine whether the statement is true or false.The graph of   +  = 1 is an ellipse centered at (-5, -1).

A. True B. False

Mathematics

Provide an appropriate response.Suppose a1, a2, a3, a4, a5, ... and b1= a1, b2= a3,  are sequences. Find the equation relating an and bn.

A. bn= a2n-1 B. an= b2n+1 C. an= b2n-1 D. bn= a2n+1

Mathematics

Solve the system by substitution. If the system is inconsistent or has dependent equations, say so.x - y = -18x + y = -9

A. {(0, 12)} B. {(0, -12)} C. {(-12, 0)} D. {(12, 0)}

Mathematics