431,458 views
17 votes
17 votes
Please solve the challenge problem J

Please solve the challenge problem J-example-1
User Surajit Biswas
by
3.1k points

1 Answer

14 votes
14 votes

Answer: (7x^2+144)/x^2

Explanation:

f(h(x))=

f(12/x)=

(12/x)^2+7=

12^2/x^2 + 7=

144/x^2 +7=

144/x^2 +7*x^2/x^2=

144/x^2+7x^2/x^2=(7x^2+144)/x^2

User Benchik
by
2.8k points