How do I solve 4a^4b^8+2(ab^2)^4+4(a^2b^4)^2 step by step

Convert 2000 swiss francs to dutch guilders

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?