Question

Expand the following.
a. 3.7 × 105 b. 9.256 × 10-6

Answer 1

a)
(3.7)(105)
It can be written as
(4-0.3)(100+5)
(400+20-30-1.5)
(408.5)
b)
(9.256)(10.6)
It can be written as
(9+.256)(10+0.6)
(90+5.4+2.56+0.1536)
98.1136
I hope this helps
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