Question

What does 1.8e10 mean

Answer 1

it means 1.8 × 10 to the tenth power. the E is a ten are you working with scientific notation

Answer 2

For this case we have an expression of the form:

`a * e (b)`
We can rewrite this expression in scientific notation as:

`a * 10 ^ b`
Where,
a: coefficient of scientific notation
b: base ten exponent
We then have the following expression:

`1.8e10`
Rewriting we have:

`1.8 * 10 ^ {10}`
Answer:

`1.8e10 = 1.8 * 10 ^ {10}`