Agroup of 6 hikers are preparing for a one-ween trip. all of the groups supplies will be carried by the hikers in backpacks. the leader decides that each hiker will carry a backpack that is the same fraction of weight to all the other hikers weights. this means that the heaviest hiker would carry the heaviest load.

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Ascatter plot with a trend line is shown below. which equation best represents the given data? y = x + 2 y = x + 5 y = 2x + 5

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?