CSA pt. 2 Review

Front

What is the result of simplifying the expression: (10 + 3√7)(10 - 3√7)?

Back

37

Front

What is the formula for the perimeter of a rectangle with length x and width 5?

Back

P = 10x + 2

Front

What type of number is the product of the expression \(\frac{1}{2} \left(\sqrt{3}\right)\)?

Back

Irrational Number

Front

Simplify the expression: \(7\sqrt[3]{3} + 2\sqrt[3]{192}\). What is the result?

Back

\(15\sqrt[3]{3}\)

Front

Is the number 0.2741... rational or irrational?

Back

Irrational

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction \(\frac{a}{b}\), where a and b are integers and b is not zero.

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction; it cannot be written as \(\frac{a}{b}\) where a and b are integers.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the result of simplifying the expression: \(x^2 - 9\)?

Back

(x + 3)(x - 3) or x^2 - 9 = 0.

Front

What is the value of \(\sqrt{49}\)?

Back

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