The value of polynomial 5x-4x^2+3, when x=-1
1 answer:
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Answer:
- given below
Step-by-step explanation:
(a)
perfect positive correlation.
As x increases by 1, y increases by 1
y is 1 times x
equation: y = x
(b)
perfect negative correlation.
As x increases by 1, y decreases by -4
y is times x
equation: y = -4x