Question

Dúvida para descubrir Y.

X= -40 e Y= B.3 + 9.7.X - X.3 + A
A = 20
B = 10.

Answer 1

y=b.3+9.7x-x.3+a
y=10.3+9.7(-40)-(-40).4+20
y=30+9.-280+40.4+20
y=30-2520+160+20
y=210-2520
y=2310