Which functions have real zeros at 1 and 4? Check all that apply.
f(x) = x2 + x +4
f(x) = x2 - 5x + 4
f(x) = x2 + 3x - 4
f(x) = -2x2 + 10x - 8
f(x) = -4x2 - 16x-1

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

20 points + brainliest answer + my mom’s chocolate chip cookie ! subtract.

Millie decided to purchase a $17,000 msrp vehicle at a 4% interest rate for 6 years. the dealership offered her a $2700 cash-back incentive, which she accepted. if she takes all these factors into consideration, what monthly payment amount can she expect? a.$223.73b.$243.25c.$274.61d.$235.51