SSLC (English Medium) Class 9 - Tamil Nadu Board of Secondary Education Question Bank Solutions

Factorise the following:

x² + 4x + 4

In the given figure CE || DB then the value of x° is

Factorise the following:

3a² – 24ab + 48b²

Factorise the following:

x⁵ – 16x

Factorise the following:

`"m"^2 + 1/"m"^2 - 23`

Factorise the following:

6 – 216x² 

Factorise the following:

`"a"^2 + 1/"a"^2 - 18`

Factorise the following:

4x² + 9y² + 25z² + 12xy + 30yz + 20xz

Factorise the following:

25x² + 4y² + 9z² – 20xy + 12yz – 30xz

Factorise the following:

8x³ + 125y³

In the given figure, ∠A = 64°, ∠ABC = 58°. If BO and CO are the bisectors of ∠ABC and ∠ACB respectively of ΔABC, find x° and y°

In the given Figure, if AB = 2, BC = 6, AE = 6, BF = 8, CE = 7, and CF = 7, compute the ratio of the area of quadrilateral ABDE to the area of ΔCDF. (Use congruent property of triangles)

ABCD is a square, diagonals AC and BD meet at O. The number of pairs of congruent triangles with vertex O are

Factorise the following:

 27x³ – 8y³

Factorise the following:

a⁶ – 64

In the Figure, ABCD is a rectangle and EFGH is a parallelogram. Using the measurements given in the figure, what is the length d of the segment that is perpendicular to `bar("HE")` and `bar("FG")`?

In parallelogram ABCD of the accompanying diagram, line DP is drawn bisecting BC at N and meeting AB (extended) at P. From vertex C, line CQ is drawn bisecting side AD at M and meeting AB (extended) at Q. Lines DP and CQ meet at O. Show that the area of triangle QPO is `9/8` of the area of the parallelogram ABCD

Which of the following statement is correct? 

Factorise the following:

x³ + 8y³ + 6xy – 1

Factorise the following:

l³ – 8m³ – 27n³ – 18lmn