x² + 6x + 9 is equal to which expression?
x² + 6x + 9 किसके बराबर है?
Show answer and explanation
Correct Answer
A. (x + 3)² / (x + 3)²
Explanationx² + 6x + 9 = x² + 2 × x × 3 + 3² so it is (x + 3)².
x² + 6x + 9 = x² + 2 × x × 3 + 3² इसलिए यह (x + 3)² है।