((3x-2)(x+5)) का गुणनफल क्या है?
What is the product of ((3x-2)(x+5))?
Explanation opens after your attempt
A. \(3x^2+13x-10\)
Concept
\(3x^2+15x-2x-10=3x^2+13x-10\). Exam tip: add the two terms forming the middle term.
Why this answer is correct
The correct answer is A. \(3x^2+13x-10\). \(3x^2+15x-2x-10=3x^2+13x-10\). Exam tip: add the two terms forming the middle term.
Exam Tip
\(3x^2+15x-2x-10=3x^2+13x-10\) है। परीक्षा में मध्य पद बनाने वाले दोनों पद जोड़ें।
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