It's the first one. That is a perfect square polynomial, which, when factored, will give you the same binomial twice, or multiplicity 2. It will factor to

, where the vertex (h, k), is (-9, 0).
Answer : 76
Step by Step Explanation:
Substitute for "r" and solve for "t":
5(4t+8) + 2t = 414
22t + 40 = 414
22t = 374
t = 17 (# of tulips sold)
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r = 4*17+8 = 76 (# of roses sold)
To find the maximum for something pertaining to a liquid or etc.