Perform the conversion. Round to the nearest tenth when necessary.400° C to Fahrenheit

A. 752° F
B. 688° F
C. 206.2° F
D. 241.8° F


Answer: A

Mathematics

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Solve the problem.Of the 2,598,960 different five-card hands possible from a deck of 52 cards, how many contain at least one red card?

A. 2,533,180 hands B. 2,467,400 hands C. 1,266,590 hands D. 2,598,959 hands

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Find the Cartesian coordinates of the given point.(-4, -?/3)

A. (-2, 2)
B. (-2, 2)
C. (-2, -2)
D. (2, 2)

Mathematics

Determine if the given ordered triple is a solution of the system.x + 4y + 3z = -8 3y + 3z = -9 z = -1(-1, -2, 3)

A. No B. Yes

Mathematics

Solve the problem.Solve S = ?r2 + (r + 9)h for r by writing it in the form ar2 + br + c = 0 and then using the quadratic formula..

A. r = 
B. r = 
C. r = 
D. r = 

Mathematics