Write the Sum or Difference in the Standard Form a

question 214

Multiple Choice

Write the sum or difference in the standard form a + bi.
-(5 + 7i) - (-3 + i)

• A) -8 - 6i
• B) 2 + 8i
• C) 8 + 6i
• D) 8 - 6i

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Definitions:

Units

Basic quantities or measures adopted to quantify and measure goods, services, or any other items.

Production Function

A mathematical representation that explains how inputs in production are related to the goods or services produced.

Proportions

Ratios or fractions that express the relationship of one part to another or to the whole with respect to quantity, size, or amount.

Profit

The financial gain achieved when the revenue from business activities exceeds the expenses, costs, and taxes needed to sustain the activity.