Value of the expression — task. Maths CBSE Homework Assignments, Class 7.

Find the numerical value of the expression:

(5 e - 12 f) \cdot (5 e + 12 f) - 25 e^{2}

when \(e=3\) and \(f=0.1\).

The value of the expression is .

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4. Value of the expression