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serg [7]
2 years ago
6

Ahmed drive his car 4 hours continuously as average 80 Km/hr .if his speed was 60 Km in the 1st hour, 90 Km in the 2nd hour and

100 Km in the 3rd hour .Find his speed in the 4th hour ?
Mathematics
1 answer:
nadezda [96]2 years ago
7 0

Answer:

I would say 120 but that could be also be wrong but ill go with 120

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17. x^2 + 2x + 1
valentina_108 [34]

Answer:

E. This polynomial could be factored by using grouping or the perfect squares methods.

Step-by-step explanation:

x^2 + 2x + 1

There is no greatest common factor

This is a perfect square

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We can factor this  by grouping

x^2 + 2x + 1

(x^2 +x) + (x+1)

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Factor out x+1

( x+1)  ( x+1)

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5 0
3 years ago
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4 years ago
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elena-s [515]
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7 0
3 years ago
Anybody know the answer?
Andreas93 [3]

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Step-by-step explanation:

Don’t mind the two parts I scribbled out, I didn’t a few extra steps when I misread the instructions. Just look at the top left corner and the right side of how I solve for the slope.

7 0
2 years ago
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Answer: 5/9

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8 0
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