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pottersheep
 2 years ago
Best ResponseYou've already chosen the best response.0The answer is 45x(3x9)^8(x+2)^5...I don't get it!

zenai
 2 years ago
Best ResponseYou've already chosen the best response.1you must use the product rule combined with using the chain rule when you find each derivative.

pottersheep
 2 years ago
Best ResponseYou've already chosen the best response.0Yep that's what I did! Should I show you my steps?

zenai
 2 years ago
Best ResponseYou've already chosen the best response.1yes please, let me take a look

pottersheep
 2 years ago
Best ResponseYou've already chosen the best response.0y = (3x9)^9(x+2)^6 y1 = 9(3)(3x8)^8 (6)(1)(x+2)^5 y1 = 162 (3x9)^8(x+2)^5

pottersheep
 2 years ago
Best ResponseYou've already chosen the best response.0Have I gone wrong somewhere?

zenai
 2 years ago
Best ResponseYou've already chosen the best response.1yes you forgot to put an addition sign. the product formula is a*d/dx(b) + d/dx(a) * b

zenai
 2 years ago
Best ResponseYou've already chosen the best response.1when you take the d/dx of the a and the b terms, that's when you execute the sign rule. this is an annoying question lol it will take some time to compute it all
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