\begin{align} \int\left(2x - 3Cosx + e^x\right).dx\end{align}
\begin{align} =2\int x .dx - 3\int Cosx .dx + \int e^x.dx\end{align}
\begin{align} =\frac{2x^2}{2} - 3(Sinx) + e^x + C\end{align}
\begin{align} =x^2 - 3Sinx + e^x + C\end{align}
Prove that the function f(x) = 5x – 3 is continuous at x = 0, at x = – 3 and at x = 5.
Determine order and degree(if defined) of differential equation \begin{align} \frac{d^4y}{dx^4}\;+\;\sin(y^m)\;=0\end{align}
Represent graphically a displacement of 40 km, 30° east of north.
If a line makes angles 90°, 135°, 45° with x, y and z-axes respectively, find its direction cosines.
Maximise Z = 3x + 4y
Subject to the constraints:x + y ≤ 4, x ≥ 0, y ≥ 0
Find the area of the region bounded by the curve y2 = x and the lines x = 1, x = 4 and the x-axis.
Given that E and F are events such that P(E) = 0.6, P(F) = 0.3 and P(E ∩ F) = 0.2, find P (E|F) and P(F|E).
Find gof and fog, if
(i) f(x) = | x | and g(x) = | 5x – 2 |
(ii) f(x) = 8x3 and g(x) = x1/3 .
The radius of a circle is increasing at the rate of 0.7 cm/s. What is the rate of increase of its circumference?
In Figure, identify the following vectors.
(i) Coinitial (ii) Equal (iii) Collinear but not equal
y = Ax : xy' = y (x ≠ 0)
Let A = R – {3} and B = R – {1}. Consider the function f : A → B defined by
Let A and B be sets. Show that f : A × B → B × A such that f(a, b) = (b, a) is bijective function.
Determine order and degree(if defined) of differential equation \begin{align}\frac{d^2y}{dx^2}=\cos3x + sin3x\end{align}