maliniyogesh maliniyogesh

06-11-2019
Mathematics

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A generic X*x grid has c blocks moved to create a(x-c) by a(x+c) grid. Which of the following equation represents the difference of squares for this situation

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landraayer landraayer

11-11-2019

Answer: X^2 - (X-c) (X+c) = c^2

Step-by-step explanation: If the original square is x by x, then it is X^2. We remove one row from a side, and add it to another row, leaving c^2 as the remainder.

O

OOOO O

OOOO —>OOOOO (Top extra O’s are

OOOO OOOOO the c^2)

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