Factor the expression by removing the greatest common factor.5t2  - 15t - 20

A. 5t
B. 5
C. 5
D. 5


Answer: B

Mathematics

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As part of a study on the metabolism of athletes, 400 college basketball players are randomly chosen and their weights taken. The distribution of the weights is approximately normal. The average weight is 215 pounds and the standard deviation is 15 pounds.The first quartile of the weights was approximately

A. 208 pounds. B. 225 pounds. C. 205 pounds. D. 200 pounds. E. none of these

Mathematics

Graph the function.y = 4 csc 

A.

B.

C.

D.

Mathematics

Determine if the following is a linear equation in one variable. If not, state why not. = 4x + 6

A. It is not a linear equation in one variable because it is nonlinear. B. It is not a linear equation in one variable because it is not an equation. C. It is a linear equation in one variable. D. It is not a linear equation in one variable because it has more than one variable.

Mathematics

Add or subtract.(6 + 9i) - (-2 + i)

A. -8 - 8i B. 8 + 8i C. 8 - 8i D. 4 + 10i

Mathematics