Answer:
(C)4
Step-by-step explanation:
Given the line: 
The gradient of the line, 
A line perpendicular to the given line will have a gradient,
(by definition of perpendicularity).
Therefore, a perpendicular line that passes through the point (4,1) is:

Comparing with the slope-intercept form y=mx+x, the slope of the perpendicular line, b=4.
Answer:
28/21
Step-by-step explanation:
You would do 13-(-15) to find the numerator which is 28. Then you would do 8-(-13) to get the denominator which is 21.
9514 1404 393
Answer:
x ≈ -4.9
Step-by-step explanation:
There are no algebraic methods for solving this equation. The solution is nicely found by a graphing calculator.
x ≈ -4.9
_____
Using iterative techniques, the calculator can give an answer to the full precision available. It is ...
x ≈ −4.91733286844
Answer:
Sorry chief i need to answer 25 questions in 50 minutes
Step-by-step explanation:
Answer:
I just answered it on your other question but
4. AB+BC=AC
6. AC=BD
Step-by-step explanation: