Which expression has a negative value? a. 7+36-4)(2) b. -2[12-(-3)] c. (15-7) - (9-3) d. -5[7+(-14) )-30

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.

no its the same as every other grade

step-by-step explanation:

question: use the following table of a school bus during morning pickups to calculate its average speed between 2.8 km and 4.2 km

answer: 42 km/h

explanation: 1.4/0.033 42.42424 = 42 km/h

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(jacemorris04)