19,632 views
5 votes
5 votes
If f(x-1)=x³+3x²-3x+7, find f(1)​

User Asveikau
by
2.7k points

1 Answer

12 votes
12 votes

Answer: f(1)=21

Explanation:

f(x-1)=x³+3x²-3x+7

f(x-1)=(x-1+1)³+3(x-1+1)²-3(x-1+1)+7

f(1)=(1+1)³+3(1+1)²-3(1+1)+7

f(1)=(2)³+3(2)²-3(2)+7

f(1)=8+3(4)-6+7

f(1)=8+12+1

f(1)=21

User Adamkonrad
by
3.2k points