Translate the phrase; then simplify.Find the quotient of -40 and 5.

A. -7
B. -8
C. -9
D. 8


Answer: B

Mathematics

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The equation has a solution r in the interval indicated. Approximate this solution correct to two decimal places.x4 - x3 - 7x2 + 5x + 10 = 0; -3 ? r ? -2

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the problem.Use the formula d = 10 log (I/I0), where the loudness of a sound in decibels is determined by I, the number of watt/m2 produced by the soundwave, and  watt/m2. A certain noise produces 5.92 × 10-4 watt/m2 of power. What is the decibel level of this noise? Round to the nearest decibel.

A. 202 decibels B. 9 decibels C. 78 decibels D. 88 decibels

Mathematics

Answer as indicated.What is the coefficient of the second term of the expression -12p4 + 4p3 + 6p + 3p5 + 2

A. 4p3 B. 4 C. p3  D. 4p

Mathematics

Fill in the blank with the correct inequality symbol.If x < 8, then -2x  -16.

A. < B. ? C. > D. ?

Mathematics