Answer: the first one is 3∛5, the second is 5x⁴y²√2xy
Step-by-step explanation:
Answer:
Ok i will check by clicking the link
Step-by-step explanation:
Answer:
40
Step-by-step explanation:
If it is .5 or higher round up, if it is lower than .5 round down.
1) 7x + 3 > 10
7x > 10 - 3
7x > 7
x > 1
2) x/4 = 3/8
8x = 3(4)
8x = 12
x = 12/8
x = 3/2
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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