Question

1. (25b-4c)² 2. (8x²y⁴-gz³)²3. 49x²-144xab+121a²b²4. 125a³-64b³c³5. 50x²-8y⁶молю 2.0​

Answer 1

1.=625b²-200bc+16c²

2.=64x⁴y¹⁶-16x²y⁴gz³+g²z⁶

3.=(7x-11ab)²

4.=(5a-4bc)×(25a²+20abc+16b²c²)

5.=2(5x-2y³)×(5x+2y³)

Answer 2

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