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➷ y = mx + c
Substitute in values using a point on the given line
7 = m(4) + 6
-6 from both sides
1 = m4
Divide both sides by 4:
m = 1/4
The slope is 1/4
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Answer:
No there is fuction
Step-by-step explanation:
those are just numbers there is no pattern or realtionship between those
Answer:
Step-by-step explanation:
We'll need the actual prices of one of the objects to figure it out...
but I've worked it out here in relation to each object....
Marker = 1/3 x cost of the pen
Marker = 1/3 x 1/3 x cost of book = 1/9 x cost of the book
Marker = 1/3 x 1/3 x 1/3 x cost of game = 1/27 x cost of the game
This probably isn't what you're looking for, but maybe it'll help?
Answer:
x = - 7, x = 3
Step-by-step explanation:
To find the zeros let y = 0, that is
- x² - 4x + 21 = 0 ( multiply through by - 1 )
x² + 4x - 21 = 0
Consider the factors of the constant term (- 21) which sum to give the coefficient of the x- term (+ 4)
The factors are + 7 and - 3, since
7 × - 3 = - 21 and 7 - 3 = + 4, thus
(x + 7)(x - 3) = 0
Equate each factor to zero and solve for x
x + 7 = 0 ⇒ x = - 7
x - 3 = 0 ⇒ x = 3
Answer:
[-1, infinity)
Step-by-step explanation:
The graphs starts from X=1 and remains defined from X =1 to infinity. The domain of the function is, thus, [-1, infinity)