Find the range of the set of numbers.3.2, 5.8, 6.8, 7.8, 6.4

A. 7.8
B. 4.6
C. 6
D. 3.2


Answer: B

Mathematics

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Solve the problem.Which of the following vectors is orthogonal to 20i - 8j?

A. -10i - 25j B. 4i + 3j C. 15i - 6j D. 20i + 4j

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Find the diameter of a circle if the radius has the value given.r = 45 cm

A. 22.5 cm B. 90 cm C. 6358.50 cm D. 141.3 cm

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Convert to fraction notation.295

A. 236
B. 1180
C.
D. 299

Mathematics

Perform the indicated operations and write the answer in the form  where a and b are real numbers.6i(3 - 3i)

A. 18i - 18i2 B. 18 + 18i C. 18i - 18 D. 18i + 18i2

Mathematics