Answer:
no it is not perpedicular
Step-by-step explanation:
I plugged the equation into a graphing calculator and the line does not appear to be perpendicular
Answer : yes
explication :
I believe the answer is acute. Hope this helps!!
If x=1 and y=5 we get as 4product of 1+5=9
=4+5=9
9=9
lhs=rhs