Simplify the expression: 3x² - 4√x + xy + √25x + 7x²?
- 12x² + xy + √x
- 14x² + xy + √x
- 10x² + xy + √x
- None of these
Explanation
3x² - 4√x + xy + √25x + 7x²
1. Combine x²: 3x² + 7x² = 10x²
2. √25x = √(25) × √x = 5√x
3. Combine √x: -4√x + 5√x = +√x
4. xy stays as is
Result: 10x² + xy + √x
Last verified on 24-06-2026
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