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Algebraic Identities

Question 7Fin...

Question

Question 7
Find and correct the errors in the statement: $(2 x)^{2} + 4 (2 x) + 7 = 2 x^{2} + 8 x + 7$

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Solution

$L . H . S = (2 x)^{2} + 4 (2 x) + 7 = 4 x^{2} + 8 x + 7 \neq R H S T h e c o r r e c t s t a t e m e n t i s (2 x)^{2} + 4 (2 x) + 7 = 4 x^{2} + 8 x + 7$

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Similar questions

Q. Question 7
Find and correct the errors in the statement:

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

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

Q. Find and correct errors of the following mathematical expressions:

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

Q. Find and correct the errors in the following mathematical statements.

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

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

, find value of M

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Algebraic Identities

Standard VIII Mathematics

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