The inverse of the function f(x)=
" title=" \sqrt{x + 3} + 2" alt=" \sqrt{x + 3} + 2" align="absmiddle" class="latex-formula">
1 answer:
Answer:
f^-1 (x)=x^2-4x+1
Step-by-step explanation:
y=sqrt(x+3)+2
x=sqrt(y+3)+2
sqrt(y+3)=x-2
y+3=(x-2)^2
y+3=(x-2)(x-2)
y+3=x^2-2x-2x+4
y+3=x^2-4x+4
y=x^2-4x+4-3
y=x^2-4x+1
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