1) (x-4)²=x²-8x+16
2) (5-x)²=25+x²-10x
3) (0.5a-b)²=0.25a²-ab+b²
4) (3x-2)²=9x²-12x+4
5) (5m+3n)²=25m²+30mn+9n²
6) (0.4a-5b)²=0.16a²-4ab+25b²
7) (8x+0.5y)²=64x²+8x+0.25y²
8) (b²-3)²=(b²)²+9-6b²=b⁴-6b²+9
1. (x-4)²=x²-8x+16
2. (5-x)²=25+x²-10x
3. (0.5a-b)²=0.25a²-ab+b²
4. (3x-2)²=9x²-12x+4
5. (5m+3n)²=25m²+30mn+9n²
6. (0.4a-5b)²=0.16a²-4ab+25b²
7. (8x+0.5y)²=64x²+8x+0.25y²
8. (b²-3)²=(b²)²+9-6b²=b⁴-6b²+9
1) (x-4)²=x²-8x+16
2) (5-x)²=25+x²-10x
3) (0.5a-b)²=0.25a²-ab+b²
4) (3x-2)²=9x²-12x+4
5) (5m+3n)²=25m²+30mn+9n²
6) (0.4a-5b)²=0.16a²-4ab+25b²
7) (8x+0.5y)²=64x²+8x+0.25y²
8) (b²-3)²=(b²)²+9-6b²=b⁴-6b²+9
1. (x-4)²=x²-8x+16
2. (5-x)²=25+x²-10x
3. (0.5a-b)²=0.25a²-ab+b²
4. (3x-2)²=9x²-12x+4
5. (5m+3n)²=25m²+30mn+9n²
6. (0.4a-5b)²=0.16a²-4ab+25b²
7. (8x+0.5y)²=64x²+8x+0.25y²
8. (b²-3)²=(b²)²+9-6b²=b⁴-6b²+9