Answer:
equation= y-y¹=m(x-x¹)
where m= gradient or slope
slope = <u>y²-y¹</u>
x²-x¹
= -<u>5-7</u>
-2-4
<u>-</u><u>1</u><u>2</u>
-6
= 2
equation= y-7=2(x-4)
y-7=2x-8
y= 2x-8+7
y=2x-1
Answer:57+51+3
Step-by-step explanation: use https://www.cymath.com/
A - Rational
B - Not Rational
C - Not Rational
Hope this helps!
Step-by-step explanation: