Answer:
if you mean expansion, we have;
-4d(-4d-1)-6(-4d-1)=0
16d^2+4d+24d+6=0
16d^2+28d+6=0
To find d,we have
-4d-6=0. or -4d-1= 0
-4d=6. or -4d=1
d= -6/4. or d =-1/4
d= -3/2 or -1/4
its not b, just got in wrong
Step-by-step explanation:
2(w)+2(l)
Where w is the width and l is the length
38
Step-by-step explan
bc ik