Answer:Slope is -2
Y Intercept is 6
X Intercept is 3
Negative slope since it's a -2
Step-by-step explanation:
ANSWER
a) Orthogonal
b) Not orthogonal.
EXPLANATION
The given vectors are:
a)

and

If the dot product of two vectors is zero, then the two vectors are orthogonal.



These two vectors are orthogonal.
b)
The second pair of vectors are:

and




This pair is not orthogonal.
Answer:

Step-by-step explanation:
![5p^3+45p^2+40p=5p(p^2+9p+8)=5p(p^2+p+8p+8)\\\\=5p\bigg[p(p+1)+8(p+1)\bigg]=5p(p+1)(p+8)\\\Downarrow\\\boxed{5p};\ \boxed{(p+1)};\ \boxed{(p+8)}](https://tex.z-dn.net/?f=5p%5E3%2B45p%5E2%2B40p%3D5p%28p%5E2%2B9p%2B8%29%3D5p%28p%5E2%2Bp%2B8p%2B8%29%5C%5C%5C%5C%3D5p%5Cbigg%5Bp%28p%2B1%29%2B8%28p%2B1%29%5Cbigg%5D%3D5p%28p%2B1%29%28p%2B8%29%5C%5C%5CDownarrow%5C%5C%5Cboxed%7B5p%7D%3B%5C%20%5Cboxed%7B%28p%2B1%29%7D%3B%5C%20%5Cboxed%7B%28p%2B8%29%7D)