Solve the problem.The regular price of a ring is $914.50. During a May jewelry sale, the ring was discounted 20%. What was the sale price of the ring?

A. $730.60
B. $181.90
C. $731.60
D. $182.90


Answer: C

Mathematics

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Provide an appropriate response.It took 30 seconds for the temperature to rise from 0° F to 121° F when a thermometer was taken from a freezer and placed in boiling water. Although we do not have detailed knowledge about the rate of temperature increase, we can know for certain that, at some time, the temperature was increasing at a rate of  ° F/sec. Explain.

What will be an ideal response?

Mathematics

Evaluate the integral.dx

A.  cot4 x sec x + C
B. -  cot2 x - ln  + C
C.  cot4 x + C
D.  cot2 x + ln  + C

Mathematics

Combine like terms.-1.6p - (-7.9p)

A. -9.5p B. 9.5p C. 6.3p D. -6.3p

Mathematics

Provide an appropriate response.Use the FOIL method to show that (7x + 14)(x - 5) is 7x2 - 21x - 70. If you were asked to completely factor 7x2 - 21x - 70, why would it be incorrect to give (7x + 14)(x - 5) as your answer?

What will be an ideal response?

Mathematics