Solve the problem.Area codes in the United States are three-digit numbers where the first digit is not a 0 or a 1, and the middle digit is either 0 or 1. How many codes are possible? (Some of these are not used.)

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


8 ? 2 ? 10 = 160

Mathematics

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Calculate the truth value of the negation of the fuzzy statement. The truth value of the fuzzy statement is given in parentheses.Michael Jordan is the best basketball player to ever play in the NBA. (0.71)

A. 0.29 B. 0.71 C. 1 D. 0

Mathematics

Convert the equation to polar form. x² + y² = 4

Mathematics

Use the information given in the figure.How many are in B or C?

A. 51 B. 56 C. 48 D. 6

Mathematics

Solve the problem.An object is propelled vertically upward from the top of a 304-foot building. The quadratic function  models the ball's height above the ground,  in feet, t seconds after it was thrown. How many seconds does it take until the object finally hits the ground? Round to the nearest tenth of a second if necessary.

A. 2 seconds B. 10.8 seconds C. 1.8 seconds D. 4.5 seconds

Mathematics