Find the amount or rate of discount and the sale price. Round money amounts to the nearest cent.Original price: $780 Rate of discount: 25%
A. $202.80, $577.20
B. $97.50, $682.50
C. $187.20, $592.80
D. $195.00, $585.00
Answer: D
Mathematics
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A. no solution or ? B. {(-2, 4, -5)} C. infinitely many solutions; dependent equations D. {(-2, -5, 4)}
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Determine if the sequence is monotonic and if it is bounded.an = 
A. not monotonic; unbounded B. nondecreasing; unbounded C. nondecreasing; bounded D. increasing; bounded
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Write the equation for the plane.The plane through the point P(-7, -6, 3) and normal to n = 
.
A. -7x - 6y + 3z = -50 B. 2x + 7y + 2z = -50 C. -2x - 7y - 2z = -50 D. 7x + 6y - 3z = -50
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Set up an integral for the length of the curve.y = 
, 
? x ? 
A. 
B. 
C. 
D. 
Mathematics