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stiks02 [169]
4 years ago
6

Eight students, randomly selected from a large class, were asked to keep a record

Mathematics
1 answer:
kvasek [131]4 years ago
7 0
For A, the scares depend on the hours studying, there is a positive relationship between the two.
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Which shows 52² - 42² being value added using the difference of perfect squares method​
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52² - 42² = ( 52 - 42 )· ( 52 + 42 ) = 10 · 94 = 940;

Step-by-step explanation:

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y ≤ 13.5

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