Consider the quadratic function
f
(
x
)
=
x
2
+
0
x
−
4
.

Determine the following: (enter all numerical answers as integers, fractions, or decimals):

The smallest
x
-intercept is
x
=

-2
Correct .
The largest
x
-intercept is
x
=

2
Correct .
The
y
-intercept is
y
=

-4
Correct .
The vertex is (
0
Correct ,
-4
Correct ).
The line of symmetry has the equation

i just need the answer above, the rest is correct

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.