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Mathematics, 21.06.2019 17:30
The sum of two numbers is 12 and their difference is 18 what are the two numbers
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Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
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Mathematics, 21.06.2019 18:10
Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial
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Mathematics, 21.06.2019 19:20
Find the area of an equilateral triangle with a side of 6 inches
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If 4,3=96 and 6,4=144 then what does 7,3=?...
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