For the equation y = 3x2 - 4x + 11, choose the correct application of the quadratic formula. (5 points) o _41/(+4)2 – 4(3/11) 2(3) ºx-411-412 - 4(3)(17) 2(3) -3 (3)" - 4(-4)(11) 204) px-30v(3)2 - 4(-4)(11) 21-4)

7+(3n++8) what is the answer to this?

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2

Your vet has placed your pet on a diet. the diet is to contain at least 12 mg of fat and at least 14 mg of protein per serving. these requirements are to be obtained from two food sources. source a contains 2 mg of fat and 2 mg of protein per serving. source b contains 1 mg of fat and 3 mg of protein per serving. if source a sells for $1.28 per serving and source b sells for $1.12 per serving, how many servings of each type should be purchased to satisfy the requirements at minimal cost?