Mathematics, 02.10.2019 22:20 ninaaforever
0.58. let r be a relation from a to b. the inverse relation r^-1 from b to a is the set of all ordered pairs of the form (b, a), where (a, b) is in r. show that a relation r on a set is symmetric if and only if r and its inverse are equal.
Answers: 3
Mathematics, 21.06.2019 23:30
Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)
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Mathematics, 22.06.2019 02:00
Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour.is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers
Answers: 2
Mathematics, 22.06.2019 02:30
The interior angles formed by the sides of a hexagon have measures that sum to 720°. what is the measure of angle a? enter your answer in the box. m∠a= °
Answers: 3
0.58. let r be a relation from a to b. the inverse relation r^-1 from b to a is the set of all order...
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