Pls help 19 points !!
1 answer:
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Answer:
= 12
Step-by-step explanation:
area of a rectangle = width x length
Given:
- area = 44 m²
- width = 3 2/3 m
- length =
m
Substitute given values:
area of a rectangle = width x length
⇒ 44 = 3 2/3 x
⇒ = 44 ÷ 3 2/3
⇒ = 12
Answer:
8 - 6r
Step-by-step explanation:
2r(4r^2-3)
= 8 - 6r
Answer: 0.8413
Step-by-step explanation:
Given : The scores on a test have a normal distribution with mean 24 and standard deviation 4.
i.e. and
Let x denotes the scores on the test.
Then, the probability that a student score less than 28 will be :-
Hence, the the proportion of scores less than 28 is 0.8413 .