ok fine I have sent this question to algebra calculator site they will send u notif on ur phoen with answer
If

then

Differentiating with respec to
gives


So
is indeed conservative, and

Answer:
A
Step-by-step explanation:
Khan Academy
Answer:
yes
Step-by-step explanation:
Given the 2 equations
y =
x + 6 → (1)
y = -
x + 5 → (2)
Substitute y =
x + 6 into (2)
x + 6 = -
x + 5 ( add
to both sides )
x + 6 = 5 ( subtract 6 from both sides )
x = - 1 ( divide both sides by
)
x =
= -
← one solution
Answer:
a, (5;1) R = 
b, (-2; 4) R = 
c, (4;7) R = 7
d, (-3; -6) R = 7
Step-by-step explanation: