2024/2025
Let f(x)=sqr(x-4) and g(x)=4+x^2
Verify that f and g are inverses - ANSWER-f(g(x))=x and g(f(x))=x
Graph f, g, and y=x in the same coordinate system and identify each graph -
ANSWER-on the quiz
Domain f is - ANSWER-(4,0)
Range g is - ANSWER-(0,oo)
Rang of f - ANSWER-(0, 2)
Domain g is - ANSWER-(-oo, oo)
Function?
{(-6, -4), (-3, -6), (2, -4), (2, -8)} - ANSWER-no
Function?
{(-1, 7), (2, -2), (6, 7), (9, 9), (10, -4)} - ANSWER-yes
Given that f(x)=x/11-x, find f(-2/5) - ANSWER--2/57
Given that h(x)=4x - sqrx^2-3, find h(-x) - ANSWER--4x - sqrx^2-3
Find domain
f(x)=x^4-2x^3+8/3x^2-20x-63 - ANSWER-(-oo, -7/3) U (-7/3, 9) U (9, oo)