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Maths Paper 2015Q.2 Write six short amswers of the following

I. Define Adjoint of a matrix.

II. Find the product of [1 2][ ].III. Find the value of x and y if x+iy+1= 4 – 3i.IV. Express the numbers in ordinary notation 9.018×10^-6.V. Calculate log33× log3 8

VI. a+b and a-b=3 then find the value of 4ab

VII. x=√3+2Find x+ 1x

VIII. Factorize 25x2+16+40 x

Q.3 Write six short answers of the following

I. Use factorization to find square root 4 x2−12xy−9 y2

II. Solve the in equalities 4x – 10.3 ≤ 21x – 15

III. Solve for x |x+52−x|= 6

IV. Points lie P{-5,-2},R{2,2}V. Define artesian plane.

VI. Find the distance between pointsA(2,-6),B(3,-6)

VII. Define isosceles triangle.VIII. What is meant by Congruency of triangles.

IX. Define S.A.S pstulates.

Q.4 Write six short questions of the following.

I. Define bisector of angle.II. The given sides of triangle are 3cm, 4cm, 5cm Can triangle will be made give reason.

III. Define RationIV. If line segment intersects the two sides of a triangle in the same rate then what

will ∞ the relation with third side.V. Verify the given sides are of Right angled triangle a=1.5cm , b=2cm , c=2.6cm

VI. State the converse of the Pythagoras theoremVII. Construct m∠B = 45O ,m∠ A=75O ,mAB=3.6cm

VIII. Contruct mPR= 5.5cm, mQR= 4.5cm, mPQ= 6cmIX. Find the area