If
and
are the roots of the quadratic equation px^2 + qx + r = 0. express (2+2^2...
Mathematics, 21.09.2021 22:40 krystynas799
If
and
are the roots of the quadratic equation px^2 + qx + r = 0. express (2+2^2) + (2+
in terms pq and r
Answers: 2
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Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check
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The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?
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1. why is a frequency distribution useful? it allows researchers to see the "shape" of the data. it tells researchers how often the mean occurs in a set of data. it can visually identify the mean. it ignores outliers. 2. the is defined by its mean and standard deviation alone. normal distribution frequency distribution median distribution marginal distribution 3. approximately % of the data in a given sample falls within three standard deviations of the mean if it is normally distributed. 95 68 34 99 4. a data set is said to be if the mean of the data is greater than the median of the data. normally distributed frequency distributed right-skewed left-skewed
Answers: 2
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