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Lesson Example Discussion Quiz: Class Homework

Quiz In Class

Title: Factorise the Expressions

Grade: 8-b Lesson: S4-L3

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the five problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: in Class

Problem Id	Question	Problem	Options
1	Factorise the expressions	\$ b^2 + 7b - 30 \$	A) \$ (b - 6)(b - 5) \$ B) \$ (b + 6)(b - 5) \$ C) \$ (b + 6)(b + 5) \$ D) \$ (b - 6)(b + 5) \$
2	Factorise the expressions	\$ l^2 - 4b - 32 \$	A) \$ (l - 8)(l + 4) \$ B) \$ (l + 8)(l + 4) + C) stem:[ (l - 8)(l - 4) \$ D) \$ (l + 8)(l - 4) \$
3	Factorise the expressions	\$ k^2 + 14k + 45 \$	A) \$ (k + 5)(k - 9) \$ B) \$ (k + 5)(k + 9) \$ C) \$ (k - 5)(k + 9) \$ D) \$ (k - 5)(k - 9) \$
4	Factorise the expressions	\$ a^2 - 8a + 15ab \$	A) \$(a + 3)(a + 5) \$ B) \$ (a - 3)(a + 5) \$ C) \$ (a + 3)(a - 5) \$ D) \$ (a - 3)(a - 5) \$
5	Factorise the expressions	\$ c^2 - 6c - 27 \$	A) \$ (c - 9)(c + 3) \$ B) \$ (c + 9)(c + 3) \$ C) \$ (c - 9)(c - 3) \$ D) \$ (c - 9)(c - 3) \$

Problem Id

Question

Problem

Options

Factorise the expressions

\$ b^2 + 7b - 30 \$

A) \$ (b - 6)(b - 5) \$

B) \$ (b + 6)(b - 5) \$

C) \$ (b + 6)(b + 5) \$

D) \$ (b - 6)(b + 5) \$

Factorise the expressions

\$ l^2 - 4b - 32 \$

A) \$ (l - 8)(l + 4) \$

B) \$ (l + 8)(l + 4) +

C) stem:[ (l - 8)(l - 4) \$

D) \$ (l + 8)(l - 4) \$

Factorise the expressions

\$ k^2 + 14k + 45 \$

A) \$ (k + 5)(k - 9) \$

B) \$ (k + 5)(k + 9) \$

C) \$ (k - 5)(k + 9) \$

D) \$ (k - 5)(k - 9) \$

Factorise the expressions

\$ a^2 - 8a + 15ab \$

A) \$(a + 3)(a + 5) \$

B) \$ (a - 3)(a + 5) \$

C) \$ (a + 3)(a - 5) \$

D) \$ (a - 3)(a - 5) \$

Factorise the expressions

\$ c^2 - 6c - 27 \$

A) \$ (c - 9)(c + 3) \$

B) \$ (c + 9)(c + 3) \$

C) \$ (c - 9)(c - 3) \$

D) \$ (c - 9)(c - 3) \$