A function for which every element of the range of the function corresponds to exactly one element of the domain. One-to-one is often written 1-1. Note: y = f(x) is a function if it passes the vertical line test.
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Answer:
Step-by-step explanation:
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Answer:
r=1/4
Step-by-step explanation:
y=1/4*x
2=1/4*8
1/4*8=2