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Integration by parts; ∫e^x sin(x) dx

The first step in solving this problem is to identify that it is an integral that needs to be solved by parts. When you see an integral, check if it is in the form uv, where u and v are both functions...

DB
Answered by Daniel B. Maths tutor
11905 Views

How do I put a verb in present tense?

First, you find the infinitive form of the verb. This is the form you find in the dictionary. In English, this is the 'to' form of the verb e.g. to live, to work, to eat. Then, you see if the verb ends in...

LS
Answered by Lauren S. Spanish tutor
1855 Views

Potassium forms an ionic compound with sulfur. Describe what happens when atoms of Potassium react with atoms of sulfur. Give your answer in terms of electron transfer.

Electrons are transferred from potassium to sulfur. Two potassium atoms each lose one electron, and one sulfur atom gains both of the electrons lost by the potassium atoms. This results in K+ i...

SK
Answered by Sarivan K. Chemistry tutor
3578 Views

If we burn 3 moles of carbon in air (as per the equation), what mass (in grams) of carbon dioxide will be produced? What volume will this gas occupy at standard temperature and pressure?

So firstly, we assume that the oxygen is in excess (i.e. the amount of oxygen reacting won't limit the amount of carbon that can react), so we know that exactly 3 moles of carbon will be burnt. Then, from...

SH
Answered by Sam H. Chemistry tutor
3018 Views

Explain how a change in the primary structure may result in a non functional enzyme

A change in the primary structure means there has been a change in the amino acid sequence.This may cause different hydrogen bonding to occur, leading to a different secondary structure.This may le...

SS
Answered by Sanskriti S. Biology tutor
9372 Views

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