Question

11. Calculează:

a) (3 + 2y) (22 - 2xy + 4y) - 8y:

b) (x – 2) (203 + 2x2 + 4x + 8) – (20 – 2)(x + 2) (202 + 4);

c) (2x - 3) (2C – 2) + (x + 4) (x – 1) - (2x – 1) (2 – 2);

d) (-- 5) (3 + 2) – 2 (x – 1) (x + 3) + x2.

Answer 1

Răspuns:

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Explicație pas cu pas:

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