Pls help me !!
TYSM

Y=4x^2+x-1 solve using quadratic formula

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?