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The Purplemath Forums • View topic - Polynomial Functions Questions
Find the remainder when polynomial f is divided by (x^2 -2x - 3)" Thank you ... The result polynomial is the composition of the unknown f(x) with g(x) = 2x - 1. ... We are given that (f o g)(x) = 16x4 - 32x3 + 12x2. ... Since we are dividing by a quadratic, then logically the remainder can have a degree of 0 or 1. |
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Given f(x) and g(x), please find (fog)(X) and (gof)(x) f(x) = 2x g(x) = x+3
hala718 | High School Teacher | (Level 1) Educator Emeritus. Posted August ... ( fog)(x) = f(g(x). = f(x+3). = 2(x+3). = 2x + 6. ==> (fog)(x) = 2x + 6. |
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AP Calculus AB/BC Summer Packet Name:
[Recallz ( f o g)(x) = f ( g(x)) OR f [ g(x)] read “fof g of x” Means to plug the inside function (in this case g(x) ) in for x in ... Let f(x)=x2, g(x)=2x+5, and h(x)=x2——1. ... Plug x=3 andx=5 into one original ... If: f(x) = x 4 and g(x) = 4x+ 9 sh0wf(x) and g(x) are inverses 0f each 0ther. x - 9 ... convert to degrees. convert to ra... |
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Product of functions | Function expressions | Khan Academy
It's going to be equal to f of x, which; is 7x minus 5 times g of x, and g; of x is x to the ... We only have one fourth degree term, one third degree term,; one second ... For example, if you want to do (x+4)(x-2) you could remember how to do that by ... .. In your example, f(g(x)) = f(x-1) = 2(x-1)+1 = 2x - 1. 3 Votes. • Comment • ... |
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SparkNotes: Operations with Functions: Inverse Functions
Two functions f and g are inverse functions if f o g(x) = x and g o f (x) = x for all values of x in the domain of f and g ... Example 1: Find the inverse of f (x) = 3(x - 5 ) . |
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Composition of Functions (f o g) - Regents Exam Prep Center
f (g(x)) clearly tells you to start with function g (innermost parentheses are done first). ... Note: The starting domain for function g is being limited to the four values 1, 2, 3 and 4 for this example. ... 1. Substitute the expression for function g (in this case 2x) for g(x) in the composition. ... h(p(3)) where p(3) gives an answer... |
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Final Review
1. If and , find the following. a) f(5) b) g(2) c) g(-4). d) (f + g) (-1) e) (f*g)(2). 2. ... 3. Given the parent f(x) graph on the right below, graph its transformation - 2 f(x ... a. x2 – 6 = 0 b. x2 – 2x + 10 = 0. b. x2 – 2x – 10 = 0 d. x2 + 100 = 0. 5. ... Write a third degree polynomial equation whose y-intercept is same place with... |
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Functions | advanced-level-maths-revision, pure-maths, algebra ...
If f(x) = 3x, and y is a function of x (i.e. y = f(x) ), then the value of y when x is 4 is ... f(5) = 3(5) + 4 = 19 ... f(x) = x2 is not one to one because, for example, there are two values of x ... fg means carry out function g, then function f. ... Let y = f(x), therefore y = 2x + 1 swap the x"s and y"s: x = 2y + 1. Make y... |
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Questions on Composite Functions with Solutions
Question 1: For f(x) = 2x + 3 and g(x) = -x 2 + 1, find the composite function defined by (f o g)(x) ... Given f(2) = 3, g(3) = 2, f(3) = 4 and g(2) = 5, evaluate (f o g )(3) ... |
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Question 359177: whats the value of algebra problem if g(x)=x2-2x g(1/5) ... Use the function given by (f(x)=x/8+1 & g(x)=x^3 to find the indicated value (f o g)-1(5) ... . We have spent countless hours trying to figure this one out at her grade level. |