What is the discriminant of x² + 2x + 1 = 0?
x² + 2x + 1 = 0 का discriminant कितना है?
Show answer and explanation
A. 0 / 0
ExplanationStep 1: Discriminant D = b² - 4ac. Step 2: D = 2² - 4×1×1 = 0. Step 3: If D is zero then both roots are equal.
Step 1: Discriminant D = b² - 4ac होता है। Step 2: D = 2² - 4×1×1 = 0। Step 3: D zero हो तो दोनों roots equal होते हैं।