Question

19 Which of the following is the simplest form of the expression (2s2t)3+(3st2)2?


a.
None of these


b.
12s8t7


c.
6s6t3+6s2t4


d.
8s6t3+27s2t4

Answer 1

Answer:

no of the above understand

Answer 2

Solution :-

→ (2s²t)³ + (3st²)²

→ (2)³ * (s²)³ * (t)³ + (3)² * (s)² * (t²)²

using (a^m)^n = a^(m * n) ,

→ 8 * s⁶ * t³ + 9 * s² * t⁴

→ (8s⁶t³ + 9s²t⁴) (Ans.)

therefore, Option (a) None of these is correct answer .

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