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Zolol [24]
3 years ago
15

Please show you're work! Thanks! Will give brainy

Mathematics
1 answer:
ella [17]3 years ago
5 0

Answer:

see below

Step-by-step explanation:

y = x²-8x+ 15

Let x = -2

y = (-2)²-8(-2)+ 15

  = 4 +16 +15

   = 35

Let x = 1

y = (1)²-8(1)+ 15

     1 -8+15

   =8

The vertex is (4,-1)

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