158k views
1 vote
This one is confusing

This one is confusing-example-1
User Marceline
by
6.2k points

2 Answers

4 votes

Answer:

D(-1) = 2

Explanation:

replace x with D(x), which in this case is -1

D(x) = x²-2x-1

replace x with -1

D(x) = (-1)²-2(-1)-1

Now solve using PEMDAS

User Wilbev
by
6.6k points
3 votes

Answer:

it s just asking for negative d

Explanation:

User Hmhmhmmm
by
6.3k points
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