Choose the model that matches the described situation.The distance a runner is from home if she jogs away from home at a pace of 7 miles per hour for 1.5 hours, then turns around and jogs back at a pace of 6 miles per hour.

A.

B.

C.

D.


Answer: B

Mathematics

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R1 = 55 Kê, R2 = 5.5 Kê, R3 = 2.2 Kê, R4 = 0.51 Kê, HFE = 90, and VCC = 18 V. Find the value of IC.


a. 2.362 mA
b. 2.011 mA
c. 1.941 mA
d. 1.814 mA
e. 100.6 mA

Mathematics

Find the product and write the answer in simplest form. Assume variables represent nonnegative values. ? 

A.
B.
C.
D.

Mathematics

Find the vertex of the parabola.f(x) = 6x2 - 5

A. (-5, -5) B. (0, 0) C. (-5, 0) D. (0, -5)

Mathematics

Find the amount or rate of discount and the sale price after the discount. Round money answers to the nearest cent if necessary.Original price: $96  Amount of discount: $38.40

A. 4%, $57.60 B. 41%, $57.60  C. 40%, $57.60  D. 42%, $57.60 

Mathematics