Here all three are the factor. {a+b} will be the sum and 1/2 is the term
Hopefully i am right
All the best !!
No; we have
. Substituting these into the DE gives

which reduces to
, true only for
.
Answer:
68469.44
Multiplication is commutative so can be multiplied anyway
(2.0× 109)(3.02×104)
2.0 can be written as ( 20÷ 10) and 3.02 can be written as (302÷ 100)
(2× 109){(3.02÷ 100)× 104]
(218)(7852÷ 25)
68469.44
Since 3 doesn’t have any term goes with it then 3 is a constant number. Hope this will help!