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The total amount of energy before and after a chemical reaction is the same. thus energy is
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Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2
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Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?
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An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?
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Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?
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The total amount of energy before and after a chemical reaction is the same. thus energy is...
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