What is 18,000 expressed in scientific notation? 1.8 × 10–4 1.8 × 104 1.8 × 10–5 1.8 × 105

The scientific notation for 18,000 is 1.8 × 10-⁴

Scientific notation are mathematical expressions used to make mathematical values simpler or less complex. The expression for scientific notation is as follows:

a x 10^b

where a is a number or decimal number

b = power of 10

For a numerical value of 18,000;

We count backwards and place a decimal point between 1 and 8. We then write the number of counts before placing a decimal point to give the following expression:

= 1.8 × 10⁴

Therefore, the scientific notation for 18,000 is 1.8 × 10-⁴

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