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  • 02-05-2018
  • Mathematics
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If g(x)=2x + 1, find g(a + h)- g(a). 2h 2h + 2 h + 1

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Аноним Аноним
  • 02-05-2018
g(x) = 2x + 1

Find g(a + h):
g(a + h) = 2(a + h) + 1 = 2a + 2h + 1

Find g(a):
g(a) = 2(a) + 1 = 2a + 1

Find g(a + h) - g(a):
g(a + h) - g(a) = 2a + 2h + 1 - ( 2a + 1)

Distribute the negative sign:
g(a + h) - g(a) = 2a + 2h + 1 -  2a - 1

Combine like terms:
g(a + h) - g(a) = 2h

Answer: 2h
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