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could I get an explanation on what the answers are and why?

Could I Get An Explanation On What The Answers Are And Why class=

Sagot :

a) Given:

[tex]k(x)=-x-3[/tex]

It is of the form, y=mx+c.

Comparing we get, m=-1. That is a negative slope.

So, the answer is

Line with a negative slope.

b) Given:

[tex]g(x)=-4x^2+1[/tex]

Since the quadratic function and its sign of the leading term is negative.

So, the answer is,

Parabola oppening down.

C) Given:

[tex]f(x)=3[/tex]

It is of the form, y=c.

Comparing we get, the y-intercept is c=3. It is parallel to the x-axis.

So, the answer is,

Horizontal line.