Secondary 2, Mathematics Worksheet 2: Expansion and factorisation of algebraic expressions – tbc (square n cube input)
Secondary 2, Mathematics Worksheet 2: Expansion and factorisation of algebraic expressions – tbc (square n cube input)
There are a total of 22 fill in the blanks questions.
Time Limit: 45 minutes
Expand and simplify each of the following:
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Completed:
a. change from essay format to fill in the blanks (ok)
b. update marks and time allocation (ok, 1 hr) – amended dtd 31/5/2021 as requested by Vik (NEW)
c. tallied questions against pdf (ok)
d. categorized
To follow up:
a. update model answers – done from Q1 – Q5 (problem: to rectify how will students type in square or quad of x). Missing model answers for Q12 – Q18. Vik to supply (Provided dtd 31/5/2021 and compiled into pdf file). Once resolved on how to move forward for students to type cube and squares, can input answers into LMS from Q6 – Q18.
b. Q3 answer doesn’t look right (answer amended, 35rt – answer verified by Vik).
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Question 1 of 22
1. Question
1 point(s)6 ( 2a + 5y )

Answer:
CorrectIncorrect 

Question 2 of 22
2. Question
1 point(s)6 ( 2 – 6s )

Answer:
CorrectIncorrect 

Question 3 of 22
3. Question
2 point(s)5t ( 3r – 4r )

Answer:
CorrectIncorrect 

Question 4 of 22
4. Question
2 point(s)7 ( 2s – 6y ) + 4 ( 9 – 4s )

Answer:
CorrectIncorrect 

Question 5 of 22
5. Question
2 point(s)8 ( 4r + 2 ) – 4 ( 3 – 3r )

Answer:
CorrectIncorrect 

Question 6 of 22
6. Question
2 point(s)x ( 2x + 9 ) – 6 ( 5 – 3x )
CorrectIncorrect 
Question 7 of 22
7. Question
2 point(s)5c ( 2c + r ) – 4c ( 3c – 2r )
CorrectIncorrect 
Question 8 of 22
8. Question
2 point(s)( x + 3 ) ( x – 6 )
CorrectIncorrect 
Question 9 of 22
9. Question
2 point(s)( f + g ) ( f + 8g )
CorrectIncorrect 
Question 10 of 22
10. Question
2 point(s)6 ( y + 3 ) ( y – 4 )
CorrectIncorrect 
Question 11 of 22
11. Question
2 point(s)( t – 6 ) ( t – 7 )
CorrectIncorrect 
Question 12 of 22
12. Question
2 point(s)( x + 7 ) ( x – 7 )
CorrectIncorrect 
Question 13 of 22
13. Question
2 point(s)3x – ( x – 3 ) ( 6x – 3 )
CorrectIncorrect 
Question 14 of 22
14. Question
2 point(s)( 3x – 1 ) ( ${x}^2$ + 3x – 2 )
CorrectIncorrect 
Question 15 of 22
15. Question
2 point(s)( 3${x}^2$ – x + 5 ) ( 2x + 3 )
CorrectIncorrect 
Question 16 of 22
16. Question
1 point(s)$( f + 3 )^2$
CorrectIncorrect 
Question 17 of 22
17. Question
1 point(s)$( 5 – 2x ) ^2$
CorrectIncorrect 
Question 18 of 22
18. Question
1 point(s)$( r – 4y )^2$
CorrectIncorrect 
Question 19 of 22
19. Question
1 point(s)$( 2 + 5h ) ^2$
CorrectIncorrect 
Question 20 of 22
20. Question
2 point(s)( 3y + 4 ) ( 3y – 4 )
CorrectIncorrect 
Question 21 of 22
21. Question
2 point(s)( 8 – 3e ) ( 3e + 8 )
CorrectIncorrect 
Question 22 of 22
22. Question
2 point(s)( $a^2$ – 6 ) ( 6 + $a^2$ )
CorrectIncorrect