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posted by Katie A Wednesday, October 12, 2011 at 5:48pm.

(6a)^8*(6a)^7 I get 36a^15 but I feel this is wrong

You're right about being wrong 6a^8 * 6a^7 = 36a^15 -------------------- But you have (6a)^8 = 6^8* a^8 (6a)^7 = 6^7 * a^7 So the product is 6^15 * a^15

so my answer is 6a^15

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