Complex numbers, 1+2i=a+ib so find a and b

1+2i=a+ib so find a and b

Calculate the mean, Calculate the mean, variance & standard deviation of th...

Calculate the mean, variance & standard deviation of the number of heads in a simultaneous toss of three coins.     SOLUTION:    Let X denotes the number of heads in a simu

Combination, nc6:n-3c3=91:4

nc6:n-3c3=91:4

3D Trigometry problems, I have difficuties in working out those 3D trigomen...

I have difficuties in working out those 3D trigomentry problems within teh shortest possible time. Are there any tricks to get through such problems as soon as possible?

Example of multiplying decimals, Example of Multiplying Decimals: Exa...

Example of Multiplying Decimals: Example:  0.45 x 10 = 4.5.  Same, while multiplying a decimal through 100, 1000, and 10,000, move the decimal point to the right the similar

Objective function, what is objective function?

what is objective function?

Excel, do you guys have excel math

do you guys have excel math

Quantitative, A lobster catcher spends $12 500 per month to maintain a lobs...

A lobster catcher spends $12 500 per month to maintain a lobster boat. He plans to catch an average of 20 days per month during lobster season. For each day, he must allow approx

2 step equations, What is a two step equation that equals 8 ?

What is a two step equation that equals 8 ?

Explanation of rational expression,