Answer:
Step-by-step explanation:
The third, fifth and sixth expressions (from the top) are NOT polynomials, and the reason in each case is that the expression has one or more negative powers of x in it.
9.252.063 rounded to the nearest hundredth is 9.252.060
Answer:

Step-by-step explanation:
we are given a exponential function

we want to figure out the equation of the new graph reflected across the y-axis
remember that,

let y be
so,

hence,
the equation of the new graph

Answer:
3 batches
Step-by-step explanation:
Answer:
Jessica will have saved $175, and Ron will have saved $165.
Step-by-step explanation:
Jessica starts out with $50. She adds $25 each week, and it's asking how much money she would have in 5 weeks. So, you multiply $25 by 5 to get $125. Then, you add $50 to that to get $175. Same thing for Ron. Multiply $25 by 5 to get $125, but this time add $40 to it to get $165.