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Math homework help

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MAT 222

We define the following functions:

           f(x)=2x+5,  g(x)=x^2 -3, h(x)=(7-x)/3

Compute (f-g(4)

Algebra (Binomial Theorem)

Expand (4x-1)5 using Pascal's Triangle . 

4Q

need in max 1.5 hrs

Attachments: 

Week 1 Discussion Question 1-2-3-4 : MATH/220

DQ1:  Explain how to determine the domain and range of a function.

Pharmacy Maths Exam

 

Question 1

 

A liter bag of fluid is hung at 7 p.m. and runs at 100 mL/hr. How long will it last? Choose one answer.

a. 8 hrs

Confidence Intervals

One can calculate the 95% confidence interval for the mean with the population standard deviation known. This will give us an upper and a lower confidence limit. What happens if we decide to calculate the 99% confidence interval? Describe how the increase in the confidence level has changed the width of the confidence interval. Do the same for the confidence interval set at 80%.

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