Question

Consider the function f(x) = - 3x² + 30% - 3.

Determine, without graphing, whether the function has a minimum value or a maximum value.
Find the minimum or maximum value and determine where it occurs.
Identify the function's domain and its range.
O
..
a. The function has a
value.
b. The minimum/maximum value is
It occurs at x =
c. The domain offis
(Type your answer in interval notation.)
The range of fis 1 (Type your answer in interval notation.)
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Answer 1

a. maximum value

b. x = 5

c. domain = all reals , range = y is less than or equal to 72

Explanation:

a. maximum because it is a negative function and thats the highest value

b. thats the x value of the vertex which is the highest point