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Mathematics 10 Online
OpenStudy (anonymous):

Question 3.3. Simplify. (x – 3)(x2 – 4x – 7) (Points : 1) x3 – 3x2 + 12x + 21 x3 – 7x2 + 19x + 21 x3 – 7x2 + 5x + 21 x3 + x2 – 5x – 21

OpenStudy (anonymous):

Question 4.4. Simplify: (b – 2)(b + 7) (Points : 1) b2 + 5 b2 – 14 b2 + 5b – 14 b2 – 9b – 14

OpenStudy (anonymous):

www.wolframalpha.com u will get explanation (steps) with answer

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