Answer:
52.4.
Step-by-step explanation:
This is the difference of 2 squares:
a^2 - b^2 = (a - b)(a + b)
(7.62^2 - (2.38)^2
= (7.62 - 2.38)(7.62 + 2.38)
= 5.24 * 10
= 52.4
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Thus :
So √8 is between 2 and 3 ,
Which means option three is the correct answer.
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Answer:
ดำหเภสยาแไ_ะทบบใืกไภเืวบวมเพนยชตึภ/ภึรื
Answer:
The confidence interval for the population mean= ( 5.5, 8.0)
Step-by-step explanation:
Please refer to the attachment for workings .