SSLC (English Medium) Class 8 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Mathematics

Give an example and verify the following statement.

Division is not associative for rational numbers

Expand (3 + m)³ 

Expand (2a + 5)³ 

Expand (3p + 4q)³

Expand (52)³

Expand (104)³

Find the volume of the cube whose side is (x + 1) cm

(p + q)(p² – pq + q²) is equal to _____________

a³ + b³ = (a + b)³ = __________

Construct the following quadrilaterals with the given measurements and also find their area.

MIND, MI = 3.6 cm, ND = 4 cm, MD = 4 cm, ∠M = 50° and ∠D = 100°

Verify the distributive property a × (b + c) = (a × b) + (a × c) for the rational numbers a = `(-1)/2`, b = `2/3` and c = `(-5)/6`

Give an example and verify the following statement.

Distributive property of multiplication over subtraction is true for rational numbers. That is, a(b – c) = ab – ac

Expand (5 − x)³

Expand (2x – 4y)³

Expand (ab – c)³

Expand (48)³

Expand (97xy)³

(a – b) = 3 and ab = 5 then a³ – b³ = __________

Factorise : 3x³ – 45x²y + 225xy² – 375y³

Construct the following quadrilaterals with the given measurements and also find their area.

AGRI, AG = 4.5 cm, GR = 3.8 cm, ∠A = 60°, ∠G = 110° and ∠R = 90°