Use reference angles to find the exact value of the expression. Do not use a calculator.tan 750°

A. - 
B.
C.
D.


Answer: C

Mathematics

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Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be  of an acre. How many lots will the land developer have in the 8 acres?

A.  lot
B. 1 lots
C. 2 lot(s)
D. 28 lots

Mathematics

Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(1, 4) and (13, 19)

A.
B.
C.
D.

Mathematics

Perform the indicated operation. Write the result in the form a + bi. ? 

A. -
B. i
C.
D. -i

Mathematics

Solve the problem.The paired data below consist of the temperatures on randomly chosen days and the amount a certain kind of plant grew (in millimeters). By using linear regression, the following function is obtained:  where x is temperature and y is growth in millimeters. Use this function to predict the growth of a plant if the temperature is 69. Round to the nearest hundredth.

A. 30.26 B. 27.71 C. 29.71 D. 29.16

Mathematics