Please help me I don’t understand this question and it’s a quiz
1 answer:
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Answer:
f(-2) = 13
g(4) = -9
Explanation:
Whenever a question is asking you to find something like, in this example, f(-2) or g(4), you have to substitute whatever number is in the parentheses for every x in the function with that letter.
Let's try to find f(-2). We have to substitute -2 for every x in the function f and simplify:
Therefore, .
Next, let's try to find g(4). We have to substitute 4 for every x in the function g and simplify:
Therefore,