Question

1,220,000,000 in scientific notation? 0.0287 in scientific notation?

Answer 1

Answer:
= 1.22 × 109
(scientific notation)

= 1.22e9
(scientific e notation)

= 1.22 × 109
(engineering notation)
(billion; prefix giga- (G))

= 1220000000
(real number)
_________________________________________________

Answer:
= 2.87 × 10-2
(scientific notation)

= 2.87e-2
(scientific e notation)

= 28.7 × 10-3
(engineering notation)
(thousandth; prefix milli- (m))

= 0.0287
(real number)

Answer 2

Answer:

1.22*10^9

Step-by-step explanation: