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djverab [1.8K]
2 years ago
12

F(x-3)=f(x)-f(3)Prove:f(0)=0​

Mathematics
1 answer:
Sergio039 [100]2 years ago
8 0

Step-by-step explanation:

Let x=3.

So, f(3-3)=f(3)-f(3), and thus f(0)=0.

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PLEASE HELP NOW!! If K is the set of all letters in the word “equation”, and L is the set of all letters of the word “inequality
satela [25.4K]

Answer:

e,q,u,a,t,i,n & EQUATIONYL

Step-by-step explanation:

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6 0
2 years ago
Rachel tutors English. for each hour that she tutors, she earns 50 dollars. Let E be her earnings (in dollars) after tutoring fo
n200080 [17]

Answer:

a. E = 50 H b. 950 dollars

Step-by-step explanation:

a. Since Rachel tutors English for 50 dollars for each hours, her rate is 50 dollar per hour. If she tutors for time, H hours, Her earning E = rate × time = 50 × H

E = 50H.

b. If Rachel's earnings after tutoring for 19 hours is gotten by substituting H = 19 into the equation for the earnings, E.

So, E = 50H

E = 50 × 19

E = 950 dollars.

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3 years ago
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