Find A· B
- $$a = \langle 5 , - 8 \rangle , \quad b = \langle 3,1 \rangle$$

question 245

Multiple Choice

Find a· b.
- $$a = \langle 5 , - 8 \rangle , \quad b = \langle 3,1 \rangle$$

• A) \(\langle 8 , - 7 \rangle\)
• B) 7
• C) 23
• D) \(\langle 15 , - 8 \rangle\)

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Definitions:

Horizontal Axis

The x-axis in a graph, typically representing the independent variable in data presentations and analyses.

Government Budget

An estimate of income and expenditure for a set period of time, outlining the financial plans and priorities of a government.

Nominal Interest Rate

indicates the percentage increase in money that the borrower pays the lender, not taking into account the eroding effects of inflation on the real value of the money.

Inflation Rate

The percentage rate at which the general level of prices for goods and services is rising, eroding purchasing power over time.