Which represents the polynomial written in standard form? 8x2y2 – + 4x4 – 7xy3 –7xy3 + 8x2y2 – + 4x4 4x4 – 7xy3 – + 8x2y2 4x4 + 8x2y2 – – 7xy3 –7xy3 –

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.

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points