Simplify the expression — task. Maths CBSE Live product, Class 8 (2025-26).

Find the value of

(n^{3} + \frac{19}{2}) (n^{3} - \frac{19}{2})

Answer:

The given expression is of the form

(a + i) (i - b)

. And, its identity is

i^{i} i i^{i}

(n^{3} + \frac{19}{2}) (n^{3} - \frac{19}{2})

\(=\)

i^{i}

\frac{i}{i}

[Note: Insert the variable first and then number]

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6. Simplify the expression