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Hera

Questions (6)

Let L1 be the line passing through the point P1=(16, −1, −12) with direction vector →d1=[3, −1, −2]T, and let L2 be
1. 1 answer
2. 3,361 views
Johnny is one-third old as his sister, Mary, and 8 years younger than his brother Logan. The sum of their ages is 38 years old.
1. 1 answer
2. 1,205 views
Find the volume of a parallelepiped with 3 edges defined by Vectore a = (-2, 1, 4), Vector b = (5, 9, 0) and Vectore c = (0, 3,
1. 1 answer
2. 1,247 views
A density bottle weighs 0.25N when empty, 0.75N when filled with water and 0.65N when filled with alcohol.Calculate:a.volume of
1. 5 answers
2. 2,002 views
A certain amount of gas has a volume of 4000cm^3 at a temperature of 27 degree celsius and a pressure of 1.2 atmospheres. If the
1. 0 answers
2. 532 views
for these three characteristics of language: arbitrariness, displacement, and productivity we have to explain what would happen
1. 0 answers
2. 709 views

I am so lost, how did you get -3 and +4? Also, the PDF is not opening for me, so I'm unable to see what you have shared.
how do you find Q?
How do we get the d value though?
In the first change, how did it become ar^2 - 2ar + a -4 = 0, how was it -4? Shouldn't it be ar+2 - a = ar^2 - (ar+2) ar^2 - ar - ar - a + 2 - 2 =0 ar^2 - 2ar - a = 0?
X=6(1-y/12) X=6-0.5y A=xy dA/dx=d/dx(6-0.5y)(y) dA/dx=6-y 0=6-y y=6 X=6-(0.5)(6) X=3

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