while baking cookies, william accidentally over baked and burned many of the cookies. His "burned ro unburned" rstio was 1 to 3.
1 answer:
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Answer:
Step-by-step explanation:
Let's apply the formula (x+y)² = x² + 2xy + y²
Here, x = -a and y = b
So,
= (-a)² + 2(-a)(b) + (b)²
= a² - 2ab + b²
Hence, it has been proved that (-a + b)² = a² - 2ab + b².
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<h3>~AH1807</h3>
Answer:
9.8%
Step-by-step explanation:
Given the following information
Total Number of Students =6+4+5+7+10+9=41
Number of Students aged 19-22 =4
Therefore:
The relative frequency for the class with a lower class limit of 19