Question

1.-(4x² –7xy)² =2.-(8a + 2ab)² = 3.-(5ab² + 6)² = 4.-(5x³y² –x)² = 5.-(5x³y² –3x)² = 6.-(7x + 7y)² =

Answer 1

Respuesta:

1. 16x⁴-56x³y+49x²y²

2. 64a²+32a²b+4a²b²

3. 25a²b⁴+60ab²+36

4. 25x⁶y⁴-10x⁴y²+x²

5. 25x⁶y⁴-30x⁴y²+9x²

6. 49x²+98xy+49y²