Class 10 non-real-zeroes MCQ Questions

यदि (p(x)=x^-2-2x+5) है, तो इसके शून्यक वास्तविक न होने का कारण क्या है?

Explanation opens after your attempt

Correct Answer

A. (D<0)

Step 1

Here (D=4-20=-16), which is negative. A negative discriminant means there are no real zeroes.

Step 2

The correct answer is A. (D<0). Here (D=4-20=-16), which is negative. A negative discriminant means there are no real zeroes.

Step 3

यहाँ (D=4-20=-16), जो ऋणात्मक है। ऋणात्मक विविक्तकर का अर्थ वास्तविक शून्यक नहीं होते।