Answer: y1 is y coordinate
m is the slope
x1 is the x coordinate
A. y = 3x -5
B. y = 7x + 2
Step-by-step explanation:
Answer:
Y=6
Step-by-step explanation:
5(6)+1=31
30+1=31
Answer:
17.5
Step-by-step explanation:
it would turn into (6.5+11) because when two negatives are next to eachother it turns into a plus sign
add the numbers and get
17.5
Answer:
Step-by-step explanation:
![f(x)=\frac{u}{v} ,u~ and~ v~ functions~ of~ x\\f'(x)=\frac{v ~u'-u~v' }{v^2} \\f(x)=\frac{x^4}{x^2-4} \\f'(x)=\frac{(x^2-4)*4x^3-x^4(2x)}{(x^2-4)^2} \\=\frac{2x^3(2x^2-8-x^2) }{(x^2-4)^2} \\=\frac{2x^3(x^2-8)}{(x^2-4)^2}](https://tex.z-dn.net/?f=f%28x%29%3D%5Cfrac%7Bu%7D%7Bv%7D%20%2Cu~%20and~%20v~%20functions~%20of~%20x%5C%5Cf%27%28x%29%3D%5Cfrac%7Bv%20~u%27-u~v%27%20%7D%7Bv%5E2%7D%20%5C%5Cf%28x%29%3D%5Cfrac%7Bx%5E4%7D%7Bx%5E2-4%7D%20%5C%5Cf%27%28x%29%3D%5Cfrac%7B%28x%5E2-4%29%2A4x%5E3-x%5E4%282x%29%7D%7B%28x%5E2-4%29%5E2%7D%20%5C%5C%3D%5Cfrac%7B2x%5E3%282x%5E2-8-x%5E2%29%20%7D%7B%28x%5E2-4%29%5E2%7D%20%5C%5C%3D%5Cfrac%7B2x%5E3%28x%5E2-8%29%7D%7B%28x%5E2-4%29%5E2%7D)
Answer:
W=9
Step-by-step explanation:
45=9(w-4)
45=9w-36
+36. +36
81=9w
81÷9=9w÷9
9=w