My last question on the pre test someone help lol

What is the standard form of -5x^2+2x^4-11+x^3+3x

Which of the following statement about pascal's triangle are true?

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.