Question

0.0287 in scientific notation

Answer 1

2.87 x 10^-2
It is this way because you need to express the 0.0287 as a number with one number before the decimal and then however many numbers after it.
Then, if you had to go right in by 2 spaces to get 2.87, that means its a negative exponent, -2

Answer 2

0.0287=\[0.0287= 2.87\times10^-2\]