Question

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С Cएए स्क्वायर माइनस 4 ​

Answer 1

Question.

$\sf\green{ c^2 - 4 = 0}$

$\sf\red{for\: solve}$

Solution.

➝$\sf\green{ c^2 - 4 = 0}$

➝$\sf\green{ c^2 = 4}$

➝$\sf\green{ c^2 = 2 × 2}$

➝$\sf\green{ c = 2}$

if

➝$\sf\green{ a^2 - 4 = 0}$

➝$\sf\green{ a^2 = 4}$

➝$\sf\green{ a^2 = 2×2}$

➝$\sf\green{ a = 2}$