CIA 2 Review

Front

What is the value of -√(36/256)?

Back

-3/8

Front

How do you convert 6.322 × 10^{-3} into standard form?

Back

0.006322

Front

How do you convert 0.39 (repeating) to a fraction?

Back

13/33

Front

Identify the irrational numbers from the following set: √300, 0.36571..., √18.

Back

√300, √18 are irrational; 0.36571... is rational.

Front

What is the solution for x in the equation x^3 = -64?

Back

x = -4

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a fraction of two integers.

Front

What is the process to simplify a square root?

Back

To simplify a square root, factor the number under the root into its prime factors and pair them.

Front

What is standard form in mathematics?

Back

Standard form is a way of writing numbers using powers of ten.

Front

How do you express a repeating decimal as a fraction?

Back

Let x equal the repeating decimal, multiply by a power of 10 to shift the decimal, then subtract to eliminate the repeating part.

Front

What is the cube root of a negative number?

Back

The cube root of a negative number is negative.