Use the functions f(x)=−x2+4 and g(x)=4x+4 to answer parts​ (a)-(g).

Question

Use the functions

f(x)=−x2+4

and

g(x)=4x+4

to answer parts​ (a)-(g).

​(a) Solve	f(x)=0.	​(d) Solve	f(x)>0.	​(g) Solve	f(x)≥4.
​(b) Solve	g(x)=0.	​(e) Solve	g(x)≤0.
​(c) Solve	f(x)=g(x).	​(f) Solve	f(x)>g(x).

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Part 1

​(a) The solution to

f(x)=0

is

x=enter your response here.

​(Type an integer or a fraction. Use a comma to separate answers as​ needed.)

Answer 1

a) x= -2, 2 for f(x)=0= -x^2+4

x^2=4

x=+/-sqr4=+/-2

b) x=-1

g(x)=0 =4x+4

4x=-4

x=-4/4=-1

c) f(x)=g(x)

-x^2+4=4x+4

x^2+4x=0

x(x+1=4)=0

x=-4,0