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dedylja [7]
3 years ago
14

Plz help me Jen can jump rope 80 times in 60 seconds. If she jumps at a constant ratio of seconds to jumps, how many jumps can s

he make in 15 seconds?
Mathematics
1 answer:
uysha [10]3 years ago
3 0

Answer:

The answer is 4

Step-by-step explanation:

You just divide 80 by 15.

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Answer:

p^2 + q^2 = 22/9.

Step-by-step explanation:

For a quadratic function ax^2 + bx + c if the zeroes are A and B then

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2x^2 - 7x + 3

Now p and q are the zeroes of the above function so

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Now p^2 + q^2 = (p + q)^2 - 2pq

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=  49/9 - 3

= 49/4 -  27/9

= 22/9.

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