The value of f’(x) is -1 at the point P on a continuous curve y = f(x). What is the angle which the tangent to the curve
Posted: Wed Jul 13, 2022 8:07 pm
a) π/2
b) π/4
c) 3π/4
d) 3π/2
b) π/4
c) 3π/4
d) 3π/2
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