Exponents and scientific notation

Front

What is an exponent?

Back

Front

How do you convert a number to scientific notation?

Back

To convert a number to scientific notation, move the decimal point to create a number between 1 and 10, then multiply by 10 raised to the power of the number of places the decimal was moved.

Front

What is the standard form of 4.3756 x 10^4?

Back

43,756.

Front

How do you multiply numbers in scientific notation?

Back

To multiply numbers in scientific notation, multiply the coefficients and add the exponents. For example, (2 x 10^3)(3 x 10^2) = 6 x 10^(3+2) = 6 x 10^5.

Front

What is the product of (-2) ⋅ (-2) ⋅ (-2) ⋅ (-2) ⋅ (-2) expressed using exponents?

Back

(-2)^5.

Front

How do you divide numbers with the same base in exponent form?

Back

Front

What is the scientific notation for 12,000,000?

Back

1.2 x 10^7.

Front

What is the result of (2 x 10^9)(4 x 10^-4)?

Back

8 x 10^5.

Front

Back

Front

What does it mean if a number has a negative exponent?

Back