18. Let f(x) 4x2 +1 and gox)- 3x-4. Find (f+g)x), (f - g)(x). (I eg)X<), and...
Use f(x) = x² - 64 and g(x) = x² +64 to find a formula for each expression. Identify its domain. (a) (f+g)(x) (c) (fg)(x) (b) (f-9)x) (d) (f/g)(x) (a) (f + g)(x) = (Simplify your answer. Do not factor.) Identify its domain. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A {x } (Use a comma to separate answers as needed.) O B. All real numbers (b) (f-9)(x) =...
Let f(x) = 3x + 2 and g(x) 3x + 2 and g(x) = 4x2 + 2x. After simplifying, (fog)(x) =
18 of 32 ( complete) All Cha Let f(x)= 3x - 1 and g(x) = x² + 5. Find (fog)(7). gnment Then (fog)(7) = (Simplify your answer.) TEST # 1
For f(x) = 8x +4 and g(x) = x?, find the following composite functions and state the domain of each. (a) fog (b) gof (c) fof (d) gog (a) (fog)(x) = (Simplify your answer.) Select the correct choice below and, if necessary, fill in the answer box within your choice. O A. The domain of fog is {x (Type an inequality. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) B....
Question 16 (1 point) N 1 3 Let f(x) = and g(x) + 4. X – 6 х Find the domain of the composition f(g(x)). The domain of f(g(x)) is all real numbers except Note: You are only finding the values to exclude. Enter answers separated by commas. Answers should be an integer or reduced fraction. Do not provide decimal answers.
use f(x) and g(x) to find a formula for each expression. identify its domain. the (x) and (c) to find a formula for each expression Identity its domain (109830-96) 1000 m 1(x)=8x96x)=1 - 4x (a) ( + g(x) = (Simplify your answer) Determine the domain offT+ x). Select the correct choice below and, if necessary, fill in the arewer box to complete your choice O A The domain is {xx (Type an integer or a simplified fraction Use a comma...
Find fax) iff(x)=7-4x2 f(3x)=[ (Simplify your answer.)
Let f(x) = 5x2 - 4x and g(x)= x2 - x+7. Find (f+g)(x), (f – 9)(x), (fg)(x), and a (x). Give the domain of each. (f+g)(x)= (Simplify your answer.) (f-g)(x)= (Simplify your answer.) (fg)(x)= (Simplify your answer.) H)(x) = (Simplify your answer.) The domain of (f+g)(x) is (Type your answer in interval notation.) The domain of (f -9)(x) is (Type your answer in interval notation.) The domain of (fg)(x) is (Type your answer in interval notation.) The domain of “x)...
7x + 4 3x - 4 Consider the functions f(x) = and g(x) = x+3 7-X (a) Find f(g(x)) (b) Find g(f(x)) (C) Determine whether the functions f and g are inverses of each other. ary (a) What is f(g(x))? f(g(x)) = (Simplify your answer.) Give any values of that need to be excluded from f(g(x)). Select the correct choice below and fill in any a ols > ОА. XF (Use a comma to separate answers as needed.) O B....
Let f(x) = 7x+2 and g(x) = 4x - 5. Find (f+g)(x). (f-9)(x), (fg)(x), and (x). Give the domain of each. (f+9)(x) = (Simplify your answer.) (f-9)(x) = (Simplify your answer.) (fg)(x) = (Simplify your answer.) (9) - [] (simplify your answer) The domain off+g is (Type your answer in interval notation.) The domain off-gis (Type your answer in interval notation.) The domain of fg is (Type your answer in interval notation) The domain of (Type your answer in interval...