Mathematics, 16.12.2020 21:50 Kimb6863
Scarlett is practicing math fluency. She has 100 math operation flashcards with 42 addition problem cards, 56 subtraction cards, and 2 multiplication cards. Scarlett will time herself to see how fast she can solve the problems on seven cards. She chooses her seven cards and they are all addition cards. Is choosing all addition cards likely? Explain by running a simulation.
Answers: 3
Mathematics, 21.06.2019 14:00
In factoring by grouping, what would you have for step 3 for the following? step 1: x^3 +5x^2 +4x+20 step 2: x^2 (x+5)+4(x+5) step 3: ?
Answers: 2
Mathematics, 21.06.2019 17:00
Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1
Answers: 1
Mathematics, 21.06.2019 20:30
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Answers: 3
Mathematics, 21.06.2019 21:30
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Answers: 3
Scarlett is practicing math fluency. She has 100 math operation flashcards with 42 addition problem...
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