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spin [16.1K]
3 years ago
5

-b+- square root of (b*b) -4ac/2a

Mathematics
1 answer:
Jet001 [13]3 years ago
7 0
This is the quadratic formula.
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The distance from P to Q is four times the distance from Q to R. The distance from p to r is 120 metres. What is the distance fr
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|----------------------------------120 m ------------------------------|

|--------------|--------------|--------------|--------------|--------------|
P                                                                 Q               R

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