ash3246
18.03.2020 •
Mathematics
A. Adding/subtracting polynomials/put in
standard form and name by degree and terms
1. (4x) + (2x+3)
2. (3x-1)+ (4x²+2x-5)
3. 16x°-5x+2) - (4x2-6x+2)
Solved
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Ответ:
i really dont know
Step-by-step explanation:
Ответ:
w^2 + 70w + 2450 = 8450
w^2 + 70w - 6000 = 0
.
Factoring the left:
(w-50)(w+120) = 0
.
w = {-120, 50}
.
toss out the negative solution:
width is 50 feet
length is 50+70= 120 feet