Write the following in standard exponential form:

A. 57 X 100 = ?

B. 0.00450

Extra Practice:

A. 1700000 (4 sig figs)

B. -0.0014562 (3 sig figs)

C. 472.320 X 10⁴ (5 sig figs)

D. 0.0000779 X 10^-2 (2 sig figs)