Multiply or find the special product.
?
?
?

A.
B.
C.
D.
E.


Answer: D

Mathematics

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Evaluate the numerical value of the formula with the given replacement values.V = B = 21, h = 3

A. V = 7 B. V = 24 C. V = 63 D. V = 21

Mathematics

Solve the problem.A boy is flying a kite and attaches the end of the string to a stake in the ground. How long is the string if the kite is 12 meters above the ground and the angle of elevation from the ground to the kite is  Round your answer to the nearest meter.

A. 22 m B. 7 m C. 18 m D. 14 m

Mathematics

Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = x3 + 11x2 + 39x + 45

A. -3, touches the x-axis and turns around;  -5, crosses the x-axis. B. -3, crosses the x-axis;  -5, touches the x-axis and turns around C. 3, crosses the x-axis; -3, touches the x-axis and turns around; -5, crosses the x-axis. D. 3, crosses the x-axis; -3, crosses the x-axis;  -5, crosses the x-axis.

Mathematics

Divide and simplify. Assume that all variables represent positive numbers.

A.
B. 1
C.
D. 24

Mathematics