Given that (\(_r^n\)) = \(^nC_r\), simplify (\(^{2x + 1}_{3}\)) - (\(^{2x - 1}_3\)) - 2(\(^x_2\))

Famigalia

5 years ago

I don't understand it
Its so rough

addyfaith

1 year ago

the explanation is not clear

Abiola2008

3 years ago

any other solvings

AdedejiEzekiel

4 years ago

After simplifying your answer should be 3x²—2x+1