Answer:
c.) 4x^2y
Step-by-step explanation:
The base is 16 and height of each triangle is 2
The two expressions are equivalent because they have the same value regardless of the number of substituted in for y
if the mean is 70 minutes, then 90 minutes is 2 standard deviations above 70. if you look at the bell curve i drew, the percent of exams that took over 90 minutes is 2.5%
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Answer:
(-∞,-9)
Step-by-step explanation:
