यदि किसी समीकरण के मूल (4) और (-7) हैं तो उनका योग क्या है?
If the roots of an equation are (4) and (-7), what is their sum?
Explanation opens after your attempt
Correct Answer
B. (-3)
Concept
The sum is (4+(-7)=-3). Be careful with the sign while adding a negative number.
Why this answer is correct
The correct answer is B. (-3). The sum is (4+(-7)=-3). Be careful with the sign while adding a negative number.
Exam Tip
योग (4+(-7)=-3) है। ऋणात्मक संख्या जोड़ते समय चिन्ह का ध्यान रखें।
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