If f x 7x and g x 3x+1 find fog x
WebAnswer (1 of 2): Let g(x) = ax + b, where a, b are real numbers. f(g(x)) = 3 (ax + b) + 5 = 3ax + 3b + 5 = (7x - 1)/3 = 7/3 x - 1/3 By correspondence, 3a = 7/3, so a = 7/9 3b + 5 = … WebThe Function Composition Calculator is an excellent tool to obtain functions composed from two given functions, (f∘g) (x) or (g∘f) (x). To perform the composition of functions you …
If f x 7x and g x 3x+1 find fog x
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Web15 jan. 2024 · g (x)=3x-1,f (x)=x2+7x fog (x)=f (g (x)) =f (3x-1) = (3x-1)2+7⋅ (3x-1) = (3x-1)2+21x-7 = (9x2-6x+1)+21x-7 =9x2+15x-6 fog (x)=9x2+15x-6 Advertisement canehnguyen80 Answer: 9x² + 15x -6 Step-by-step … WebSolve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.
WebCollege Algebra and Trigonometry (6th Edition) Edit edition Solutions for Chapter 2.6 Problem 41E: Find (g ∘ f)(x) and (f ∘ g)(x) for the given functions f and g.f(x) = x3 + 2x, … Web11 dec. 2014 · If g(x) = 2x + 2, this means it takes an input value, doubles it, and then adds 2. The inverse will do the opposite, in the opposite order. So the inverse will first do the …
WebIt is f ( x) − 1 right. So let us find f ( x) inverse. f ( x) = x 2 + 1 then f ( x) − 1 = x − 1 right [ just swipe the x with f ( x) and solve for f ( x) that should give you this result] now go to the first function g ( f ( x)) [this function is the same as g ( x 2 + 1) right.] Web18 dec. 2024 · Langkah-Langkah Cara Mencari f (x) Jika Diketahui g (x) dan (fog) (x) Rumus fungsi f (x) pada soal jika diketahui g (x) dan (fog) (x) diperoleh dengan menggunkan substitusi dan invers fungsi. Pertama tentukan invers fungsi dari g (x) dan tentukan persamaan dalam x dalam variabel lain (misalnya y).
WebAnswer (1 of 4): There are an infinite number of options for the formulas f(x) and g(x), but I suspect you are asked to find one and don’t know how to approach it. I would suggest …
Web17 mei 2024 · Given the functions: f (x) = 7x g (x) = 3x+1 We have to find (fog) (x) (fog) (x) = f (g (x)) substitute the function g (x) we have; (fog) (x) = f (3x+1) Replace the value of … čestitke za badnji danWeb29 feb. 2012 · 7 < 1-2x ≤ 10 Given two functions as: f(x) = and g(x) = Find fog(x) also find the domain of f, g and fog Simplify, then apply the rules of limit to evaluate Fog BY … cestitke za badnji danWeb30 mrt. 2024 · Example 17 Show that if f : R – {7/5} → R – {3/5} is defined by f (x) = (3𝑥 + 4)/ (5𝑥 − 7) and g: R − {3/5}→ R – {7/5} is defined by g (x) = (7𝑥 + 4)/ (5𝑥 − 3), then fog = IA … cestitke za badnji dan hrvatskiWebTranscribed Image Text: For the given functions, find (fog) (x) and (gof) (x) and the domain of each. f (X) = g (x) = %3D 1-3x (fog) (x) = (Simplify your answer. Use integers or fractions for any numbers in the expression.) Help Me Solve This View an Eramplo Expert Solution Want to see the full answer? Check out a sample Q&A here See Solution cestitke za 8 mart uradi samWeb21 okt. 2016 · f (x) = 4x-5 and g (x) = 3x, find (fog) (x) asked by cris October 21, 2016 2 answers f (g) = 4g-5 = 4 (3x)-5 = 12x-5 answered by Steve October 21, 2016 Help math answered by Zhay November 22, 2024 Answer this Question Still need help? You can ask a new question or browse more math questions. cestitke za badnji dan i bozic srpskiWeb3 Answers Sorted by: 2 If y = f ( x), try to write x as a function of y. For example, if y = 2 x + 3, then x = ( y − 3) / 2. So f − 1 ( x) = ( x − 3) / 2. Apply this function to f ( g ( x)). If f ( g ( x)) = x 2, then g ( x) = f − 1 ( f ( g ( x))) = ( x 2 − 3) / 2. Share Cite Follow answered Jun 21, 2014 at 12:48 Empy2 48.7k 1 38 85 Add a comment 0 cestitke za badnji dan srpskiWeb8 sep. 2015 · 1.) Find f (x), given g (x) and (fog) (x): g (x)= 1/x. (fog) (x)=x. You've got a function that inverts, and you've got a composition that takes you back to just the original … cestitke za badnji dan i bozic