आयत मॉडल में ((x+1)(x+6)) का (x) वाला कुल पद क्या होगा?
In the rectangle model of ((x+1)(x+6)), what will be the total (x)-term?
Explanation opens after your attempt
B. (7x)
Concept
The cross rectangles are (6x) and (x), whose sum is (7x). Exam tip: add both (x) rectangles.
Why this answer is correct
The correct answer is B. (7x). The cross rectangles are (6x) and (x), whose sum is (7x). Exam tip: add both (x) rectangles.
Exam Tip
क्रॉस आयत (6x) और (x) हैं, जिनका योग (7x) है। परीक्षा में दोनों (x) आयत जोड़ें।
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