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Delvig [45]
3 years ago
7

This mapping shows a functional relationship when f(x)=4 what is the value of x

Mathematics
1 answer:
Oksana_A [137]3 years ago
5 0
If.. f of x equals four, than it should be four that you plug in. 

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W(x) = 5^2x + 1; Find w(0)
hammer [34]

Answer:

w(0) = 1

Step-by-step explanation:

If w(0) is true, replace all x in the equation with 0 and then solve

w(0) = 5^2(0) + 1

w(0) = 25(0) + 1

w(0) = 0+1

w(0) = 1

5 0
3 years ago
A driver education course
Kobotan [32]

Answer:

  1. after 4.5 months (or 5)
  2. $795

Step-by-step explanation:

10% of $100 per month is $10 per month.

1. By saving $10 per month on insurance cost, Dan's savings after 4.5 months will be equal to the $45 cost of his course. (If billing is monthly, he won't experience any net gain from the course until the 5th insurance payment--after 5 months.)

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2. In 7 years, the savings on insurance costs will total ...

  (7 years)×(12 months/year)×($10 /month) = $840

His cost for the course is $45, so his net saving is ...

  $840 -45 = $795 . . . net saving by age 25

8 0
3 years ago
to approach the runway, a pilot of a small plane must begin a 10 degree descent from a height of 1790 feet above the ground. To
vodomira [7]
2.0 miles is the answer
3 0
4 years ago
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if two equations in a system of linear equations are added and the result is 8x=0 the system has no solution true or false
Lesechka [4]
The answer is false. this is because you have to get the x by itself so you divide both sides by 8.

8x = 0

x = 0

hope this helps, God bless!
4 0
3 years ago
A 4-up number is defined as a positive integer that is divisible by neither 2 nor 3 and does not have 2 or 3 as any of its digit
Sergio039 [100]
There are 42 numbers
5 0
3 years ago
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