Mathematics, 26.06.2020 15:01 johnsonkia873
Which of the following expressions can be factored by grouping? (Select all that apply.)
a^2 - 9 a + 7 ab + 63 b
3 a + 4 ab - b - 12
ab + 6 b - 2 a - 12
x^3 + 9 x^2 + 7 x + 63
ay^2 + a - y^2 - 1
Answers: 1
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Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120
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Which of the following expressions can be factored by grouping? (Select all that apply.)
a^2 - 9 a...
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