Answer the question.True or False.-  is an imaginary number.

Answer the following statement true (T) or false (F)


True

Mathematics

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Find all solutions of the equation. Leave answers in trigonometric form.x2 - i = 0

A. {cis 45°, cis 225°} B. {cis 315°, cis 135°} C. {cis 270°, cis 90°} D. {cis 180°, cis 0°}

Mathematics

Simplify using scientific notation. Leave your answer in scientific notation.-0.00002-3

A. 1.25 × 1013 B. -1.25 × 1014 C. -1.25 × 1013 D. 1.25 × 1014

Mathematics

Solve the problem.Use of the internet for shopping is increasing dramatically, but still is somewhat age dependent. When a popular web site that sells books asked the age of users who bought products from them over the internet, they obtained the following data. What is the probability that a buyer on this web site is aged  

A. 4.32% B. 2.67% C. 4.26% D. 2.74%

Mathematics

Solve the equation. Don't forget to first simplify each side of the equation, if possible.5(2z - 4) = 9(z + 3)

A. 47 B. 7 C. -7 D. 12

Mathematics