Answer:
0.00045 = 4.5 x 10-⁴
Step-by-step explanation:
Before we calculate or write the standard form for 0.00045, let understand what a standard form is and how it is written.
Standard form is the simple a way of writing numbers in decimal notation, or we could say Standard form is a way of writing down very large or very small numbers easily, by making the number have decimal multiplied by it power of 10s.
For example 4000 = 4 x 10³ in standard form.
So
0.00045 in standard form
= 4.5 x 10^-4
=4.5 x 10-⁴
