Explain, in complete sentences, how you would expand (3x + 7y)^4 using Pascal’s Triangle.
I got 3x^4+84x^3y+126x^2y^2+84xy^3+7y^4. Can anyone verify to see if this is correct? :) Thank you very much.

Hey! We 've verified this expert answer for you, click below to unlock the details :)

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

It is nt correct.

Oh okay, can you show me what I did wrong?

what is the 5th row of pascal's triangle?

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.