Mathematics, 26.10.2020 07:20 kobiemajak
Your classmate was asked to square (2x-3),he answered 4x2-9.Is his anwer correct?
A. yes, because product rule is correctly applied.
B. Yes, because squaring a binomial always produces a binomial product.
C. No, because the answer must be 4x2+9.
D. No, because squaring a binomial always produces a trinomial product.
Answers: 2
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Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?
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Mathematics, 21.06.2019 19:20
Which letters from the table represent like terms? a and b b and c a and d b and d
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Your classmate was asked to square (2x-3),he answered 4x2-9.Is his anwer correct?
A. yes, because p...
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