Answer:
(-2,4] and [7,α)
Step-by-step explanation:
the domain is open at -2 but closed at 4 and also closed at 7 but open till infinity..
the answer is f(x)= 2(x-10) which you are able to simplify to
2x-20
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Answer:
The bacterium expels oxygen, making room for
hydrogen peroxide and carbon dioxide. These elements are then combined with solar energy to produce fuel.
Step-by-step explanation:
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The answer is 19y – 9.
First, distribute the -3 to ( -4y + 3 ). So:
= ( 12y – 9 ) + 7y
Then, combine like terms. In this case, the like terms are 12y and 7y. So:
= 12y – 9 + 7y
= 19y – 9
