Question
Mathematics Question on Differential Calculus
The slope of tangent line to the curve 4x2+2xy+y2=12 at the point (1, 2) is
A
2
B
1
C
-1
D
-2
E
0
Answer
-2
Explanation
Solution
The correct option is (D): -2
The slope of tangent line to the curve 4x2+2xy+y2=12 at the point (1, 2) is
2
1
-1
-2
0
-2
The correct option is (D): -2