Jamal has 16 marbles. Zing has 9. How many fewer marbles does Zing have than Jamal?
2 answers:
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Answer:
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Step-by-step explanation:
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Answer:
(5, 4)
Step-by-step explanation:
The equation can be written in vertex form by adding and subtracting 25:
y = -(x^2 -10x +25) -21 +25
y = -(x -5)^2 +4
Then the vertex can be identified as (5, 4).
