Answer:
Step-by-step explanation:
y = 9 - X is a linear function; x is to the first power.
y = x2 + 1 does NOT represent a linear function; it's a quadratic function.
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y=x² + 5 does NOT represent a linear function; it's a quadratic function.
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y = [xl - 9 does NOT represent a linear function; it's an absolute value function. This function has two halves, each of which is a linear function.
But the best answer here is that y = 9 - X is a linear function; x is to the first power.
It’s c counting your heartbeats
4:1 means for every four soccer player there is 1 volleyball player
that means there are four times the number of soccer players than volleyball players
After rotation the output for point C´ would be ( - 2 . -3 ). There is also a graph showing rotation in the attachment.
If the first set began to increase, than the other set tends to decrease.