A cylinder has a base area of 28.2 m2 and a height of 3.1 m. Estimate the volume of the cylinder. A) 31 m3 B) 31 m2 Eliminate C)
2 answers:
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X + y = -54
xy = -16
x + y = -54
2.8 + y = -54
- 2.8 - 2.8
y = -56.8
(x, y) = (2.8, -56.8)
or
x + y = -54
-56.8 + y = -54
+ 56.8 + 56.8
y = 2.8
(x, y) = (-56.8, 2.8)
The two numbers that add up to -54 and multiply to -16 are -56.8 and 2.8.
xy = -16
x + y = -54
2.8 + y = -54
- 2.8 - 2.8
y = -56.8
(x, y) = (2.8, -56.8)
or
x + y = -54
-56.8 + y = -54
+ 56.8 + 56.8
y = 2.8
(x, y) = (-56.8, 2.8)
The two numbers that add up to -54 and multiply to -16 are -56.8 and 2.8.