Advertisements
Advertisements
प्रश्न
Choose the correct alternative.
If elasticity of demand η = 1, then demand is
पर्याय
constant
inelastic
unitary elastic
elastic
Advertisements
उत्तर
unitary elastic
APPEARS IN
संबंधित प्रश्न
Find the derivative of the following function from first principle.
`1/x^2`
Find the derivative of the following function from first principle:
−x
Find the derivative of the following function from first principle:
sin (x + 1)
Find the equation of tangent and normal to the curve at the given points on it.
y = 3x2 - x + 1 at (1, 3)
Find the equation of tangent and normal to the curve at the given points on it.
2x2 + 3y2 = 5 at (1, 1)
Find the equation of tangent and normal to the curve at the given points on it.
x2 + y2 + xy = 3 at (1, 1)
Find the equations of tangent and normal to the curve y = 3x2 - 3x - 5 where the tangent is parallel to the line 3x − y + 1 = 0.
Choose the correct alternative.
If f(x) = 3x3 - 9x2 - 27x + 15 then
Fill in the blank:
If f(x) = `7/"x" - 3`, x ∈ R x ≠ 0 then f ''(x) is ______
State whether the following statement is True or False:
The equation of tangent to the curve y = 4xex at `(-1, (- 4)/"e")` is ye + 4 = 0
State whether the following statement is True or False:
x + 10y + 21 = 0 is the equation of normal to the curve y = 3x2 + 4x - 5 at (1, 2).
Find the equation of tangent and normal to the following curve.
xy = c2 at `("ct", "c"/"t")` where t is parameter.
Find the equation of tangent and normal to the following curve.
y = x2 + 4x at the point whose ordinate is -3.
Find the equation of tangent and normal to the following curve.
y = x3 - x2 - 1 at the point whose abscissa is -2.
Find the equation of normal to the curve y = `sqrt(x - 3)` which is perpendicular to the line 6x + 3y – 4 = 0.
The slope of the tangent to the curve y = x3 – x2 – 1 at the point whose abscissa is – 2, is ______.
Choose the correct alternative:
Slope of the normal to the curve 2x2 + 3y2 = 5 at the point (1, 1) on it is
The slope of the tangent to the curve x = `1/"t"`, y = `"t" - 1/"t"`, at t = 2 is ______
State whether the following statement is True or False:
The equation of tangent to the curve y = x2 + 4x + 1 at (– 1, – 2) is 2x – y = 0
Find the equation of tangent to the curve x2 + y2 = 5, where the tangent is parallel to the line 2x – y + 1 = 0
Find the equation of tangent to the curve y = x2 + 4x at the point whose ordinate is – 3
Slope of the tangent to the curve y = 6 – x2 at (2, 2) is ______.
Find the equation of tangent and normal to the curve y = x2 + 5 where the tangent is parallel to the line 4x – y + 1 = 0.
