How do you find k(a-2)k(a−2) given k(a)=-4^(3a+2)k(a)=−43a+2?
1 Answer
Sep 7, 2016
Explanation:
To evaluate k(a - 2) , substitute a = a - 2 into k(a)
k(color(red)(a-2))=-4^(3(color(red)(a-2))+2k(a−2)=−43(a−2)+2 now
3(a-2)+2=3a-6+2=3a-43(a−2)+2=3a−6+2=3a−4
rArrk(a-2)=-4^(3a-4)⇒k(a−2)=−43a−4
