cloths are us and Ratcliffe's‏ are having sales at clothes are us a pair of sneakers is on sale for 40% of the regular price of $50 At Ratcliffe the same brad of sneakers s discounted by 30% off of the regular price of $40 if the sales tax rate is 6% .which store is the better place ?ow much will you save buying the sneakers there

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

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.

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9