QUESTION
x² - 15x + 56 = 0 का discriminant कितना है?
What is the discriminant of x² - 15x + 56 = 0?
CORRECT ANSWER
A
1 / 1
EXPLANATION INSIDE
QUIZ CLUBFree Class 9-12 MCQ practice with explanations
muftshiksha.com
Step 1: Discriminant D = b² - 4ac होता है। Step 2: D = 225 - 224 = 1। Step 3: D positive हो तो roots real और distinct होते हैं।