If f(x) = x2 + 9x and g(x) = 1/x, find f(g(-1)).

its very hard
in Algebra 2 Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

2 Answers

If f(x) = x2 + 9x and g(x) = 1/x, find f(g(-1)).

f(g(-1)) = (1/x)^2 + 9(1/x)

f(g(-1)) = (1/-1)^2 + 9(1/-1)

(g(-1)) = 1 - 9 = -8

by Level 8 User (36.8k points)
The correct answer is -8
by

Related questions

1 answer
If f(x) = x2 - 3x + 5 and g(x) = 3x. Find (f · g)(x).
asked May 16, 2013 in Algebra 1 Answers by anonymous | 1.3k views
1 answer
If f(x) = x2 and g(x) = 1
asked Jul 9, 2013 in Algebra 1 Answers by Dallas | 617 views
1 answer
if f(x)=8x^3-3x^2, g(x)=4x^3+9x^2 and h(x)= 3x^2 find (f+g/h) (x)
asked Nov 24, 2017 in Calculus Answers by MathQ Level 1 User (140 points) | 5.0k views
1 answer
f(x)=k-5(x-2)2 and g(x)=x2+px+3,find value of p?
asked Feb 6, 2014 in Algebra 1 Answers by ahsuna | 734 views
1 answer
Given: F(x) = 2x and G(x) = x2+ 2 Find (F + G)(x).
asked Jun 26, 2013 in Calculus Answers by anonymous | 980 views
1 answer
Given f(x) = 2x + 3 and g(x) = x2. Evaluate the following
asked Apr 8, 2020 in Calculus Answers by qwertykl Level 2 User (1.4k points) | 1.1k views
1 answer
f(x) = 3x - 1. g(x) = x + 4. h(x) = x2. Then (h o f)(x) =
asked Jun 9, 2013 in Calculus Answers by anonymous | 1.7k views
0 answers
f(x)=5x-1,g(x)=x2-2
asked Mar 24, 2013 in Algebra 1 Answers by anonymous | 567 views
1 answer
f(x) = 9x − 5, g(x) = 1 − x Find (f + g)(x)
asked Feb 22, 2019 in Algebra 2 Answers by Jesus | 583 views
1 answer
f(x)=2x g(x)=9x-9 find (fg)(x).
asked Mar 25, 2013 in Algebra 1 Answers by anonymous | 1.7k views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,515 questions
100,352 answers
2,420 comments
768,797 users