AP ICET 2013 Question Paper

Instructions

For the following questions answer them individually

AP ICET 2013 - Question 131


If P is the sum of odd terms and Q is the sum of even terms in the expansion of $$(x + y)^n$$ then $$P^{2} - Q^{2} =$$

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AP ICET 2013 - Question 132


If A is a 3 x 3, square matrix and if A Adj $$A = \begin{bmatrix}4 & 0 & 0\\0 & 4&0 \\ 0 & 0 & 4\end{bmatrix}$$, then det(2A) =

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AP ICET 2013 - Question 133


$$\lim_{x \rightarrow 5} \frac{x^{2} - 3x - 10}{x^{2} - 7x + 10} =$$

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AP ICET 2013 - Question 134


If $$x = t - \frac{1}{t}, y = t + \frac{1}{t}$$ where t is a parameter then $$\frac{dy}{dx} =$$

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AP ICET 2013 - Question 135


If A is a square matrix and A^{T} denotes transpose then the matrix $$A. A^{T}$$ is always

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AP ICET 2013 - Question 136


When a piece of wire is bent in the form of equilateral triangle then the area of the triangle is $$121 \sqrt{3} cm^{2}$$. If the same piece of wire is bent in the form circle , then the area of the circle in square centimeters is (Take $$\pi = \frac{22}{7})$$

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AP ICET 2013 - Question 137


The sum of all the internal angles of a regular hexagon, in radians, is

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AP ICET 2013 - Question 138


If two circles of radii, 7 cm and 10 cm respectively touch each other internally, then the distance between their centres, in centimeters, is

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AP ICET 2013 - Question 139


If the mid points of the sides AB and AC of a triangle ABC are (4, -2), (-8, 14) respectively, then the length of the side BC, in units, is

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AP ICET 2013 - Question 140


The distance between the lines $$\frac{x}{3} + \frac{y}{4} = 1$$ and 8x + 6y = 5 in units, is

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