Find all solutions of the following equation algebraically.

a.

b.

c.

d.

e.


c.

Mathematics

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Find an upper bound for the magnitude |E| of the error in the approximation f(x, y) ? L(x, y) at the given point over the given region R. at ; R: |x - 7| ? 0.2, |y - 7| ? 0.2, |z - 7| ? 0.2

A. |E| ? 0.00000016 B. |E| ? 0.00000021 C. |E| ? 0.00000027 D. |E| ? 0.00000014

Mathematics

Compare the decimal numbers, and insert <, >, or = to form a true statement.458,000  0.0458

A. > B. = C. <

Mathematics

Write exponential notation.9 ? 9 ? 9 ? 9 ? 9

A. 5 ? 9 B. 90 C. 59 D. 95

Mathematics

Find the simple interest. Round your answer to the nearest cent.Principal = $250Rate = 11.5%Time in years = 4

A. $1150.00 B. $28.75 C. $115.00 D. $287.50

Mathematics