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# Which of the following is equal to $$\Large 3^4.3^3$$?

 A) $$\Large 3^{7}$$ B) $$\Large 3^{12}$$ C) $$\Large 6^{7}$$ D) $$\Large 9^{12}$$

 A) $$\Large 3^{7}$$

We know , $$\Large a^x.a^y = a^{x+y}$$

= > $$\Large 3^4.3^3 = 3^{4+3} = 3^7$$

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