Find the extreme values of the function f(x, y) = 2x^2 + 12xy +y^2 on the curve x^2 + 4y^2 = 25. Sketch the given surface and show the extreme values BY MATLAB

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1

Marco states that 7.696696669…… is a rational number because it is a repeating decimal. is he correct? justify your answer.