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Earn +20 ptsQ: What equals f times x?
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Which one is a function f x equals 4x F X equals X subtract 4 f x equals x plus 4 or F X equals negative 4X?
All of them
If f x equals sin2 x then f pi over 2 equals?
it equals 1
If fx equals x2 then fx-1 equals?
3
What is f of x equals x squared plus 1?
F(x)=[x^2]+1
What is the reflection of f of x equals x2 across the x axis?
It is f(x) = -x^2.
Related questions
Which one is a function f x equals 4x F X equals X subtract 4 f x equals x plus 4 or F X equals negative 4X?
All of them
If f x equals sin2 x then f pi over 2 equals?
it equals 1
If f of x equals x plus 1 and g of f of x equals x what is g of x?
f(x)=x+1 g(f(x))=x f(x)-1=x g(x)=x-1
Does x times x equal 2x?
No, x + x equals 2x. x times x equals x2. (x times x equals x squared.)
What is the f of x which equals 7 divided by x?
It is f(x) = 7/x.
F x equals -5x then f -3 equals?
-2
F equals m x a?
Force equals Mass times Acceleration, or F = M x A
What is the inverse of f of x equals 5x plus 4?
No, f(x) is not the inverse of f(x).
If fx equals x2 then fx-1 equals?
3
What is the solution for function of function of x equals function of x?
f(f(x)) = f(x). Only if f is 1-1 then we have a solution f(x)=x.
When f of g of x equals x?
f and g are inverse functions.
If hx equals f o g x and hx equals sqrt x plus 5 find gx if fx equals sqrt x plus 2?
g(x) = x + 3 Then f o g (x) = f(g(x)) = f(x + 3) = sqrt[(x+3) + 2] = sqrt(x + 5)
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