Write the expression in the standard form a + bi.i3

A. 1
B. i
C. -1
D. -i


Answer: D

Mathematics

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Solve.On a sunny day, a building and its shadow form the legs of a right triangle. If the hypotenuse of the triangle is 32 m long and the shadow is 23 m, how tall is the building? Round to the nearest tenth of a meter.

A. 22.3 m B. 9.0 m C. 39.4 m D. 22.2 m

Mathematics

Evaluate the expression.Evaluate for x = -3: 2x0

A. -3 B. 2 C. 1 D. 0

Mathematics

The circle graph summarizes the results of a survey of the favorite movie category chosen by a group of adults. 2800 adults answer the survey.How many of the survey respondents said that they favor others? Round to the nearest whole.

A. 938 respondents B. 930 respondents C. 854 respondents D. 260 respondents

Mathematics

The graph of a function f is given. Determine whether f is continuous on its domain. ? ?

A. Continuous B. Discontinuous

Mathematics