Find and correct errors of the following mathematical expressions:
$(2 x)^{2} + 4 (2 x) + 7 = 2 x^{2} + 8 x + 7$

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Solution

The given statement is incorrect.
Only the first term is written incorrect.
Correct statement is
$(2 x)^{2} + 4 (2 x) + 7 = 4 x^{2} + 8 x + 7$

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Similar questions

{(2 x)}^{2} + 4 (2 x) + 7 = 3 x^{2} + 8 x + 7 5 y + 2 y + y - 7 y = 0

Find and correct the errors in the statement: (2x)² + 4(2x) + 7 = 2x² + 8x + 7

(2 x)^{2} + 4 (2 x) + 7 = 2 x^{2} + 8 x + 7

(2 x)^{2} + 4 (2 x) + 7 = 2 x^{2} + 8 x + 7

(2 x)^{2} + 4 (2 x) + 7 = M x^{2} + 8 x + 7

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