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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 6

Multiply: 2x + Y and X + 3y - Mathematics

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प्रश्न

Multiply:

2x + y and x + 3y

योग

उत्तर

(2x + y) × (x + 3y)

= x × (2x + y) + 3y × (2x + y)

= 2x2 + xy + 6xy + 3y2

= 2x2 + 7xy + 3y2

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Concept for Unknowns Through Examples with Simple Contexts (Single Operations)
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अध्याय 19: Fundamental Operations (Related to Algebraic Expressions) - Exercise 19 (C)

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सेलिना Mathematics [English] Class 6
अध्याय 19 Fundamental Operations (Related to Algebraic Expressions)
Exercise 19 (C) | Q 7.5
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