Exercise 7D
Page-102
Q1 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 1:
Factorise:
x2 + 5x + 6
x2 + 5x + 6
Answer 1:
Q2 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 2:
Factorise:
y2 + 10y + 24
y2 + 10y + 24
Answer 2:
Q3 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 3:
Factorise:
z2 + 12z + 27
z2 + 12z + 27
Answer 3:
Q4 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 4:
Factorise:
p2 + 6p + 8
p2 + 6p + 8
Answer 4:
Q5 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 5:
Factorise:
x2 + 15x + 56
x2 + 15x + 56
Answer 5:
Q6 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 6:
Factorise:
y2 + 19y + 60
y2 + 19y + 60
Answer 6:
Q7 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 7:
Factorise:
x2 + 13x + 40
x2 + 13x + 40
Answer 7:
Q8 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 8:
Factorise:
q2 − 10q + 21
q2 − 10q + 21
Answer 8:
Q9 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 9:
Factorise:
p2 + 6p − 16
p2 + 6p − 16
Answer 9:
Q10 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 10:
Factorise:
x2 − 10x + 24
x2 − 10x + 24
Answer 10:
Q11 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 11:
Factorise:
x2 − 23x + 42
x2 − 23x + 42
Answer 11:
Q12 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 12:
Factorise:
x2 − 17x + 16
x2 − 17x + 16
Answer 12:
Page-103
Q13 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 13:
Factorise:
y2 − 21y + 90
y2 − 21y + 90
Answer 13:
Q14 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 14:
Factorise:
x2 − 22x + 117
x2 − 22x + 117
Answer 14:
Q15 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 15:
Factorise:
x2 − 9x + 20
x2 − 9x + 20
Answer 15:
Q16 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 16:
Factorise:
x2 + x − 132
x2 + x − 132
Answer 16:
Q17 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 17:
Factorise:
x2 + 5x − 104
x2 + 5x − 104
Answer 17:
Q18 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 18:
Factorise:
y2 + 7y − 144
y2 + 7y − 144
Answer 18:
Q19 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 19:
Factorise:
z2 + 19z − 150
z2 + 19z − 150
Answer 19:
Q20 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 20:
Factorise:
y2 + y − 72
y2 + y − 72
Answer 20:
Q21 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 21:
Factorise:
a2 + 6a − 91
a2 + 6a − 91
Answer 21:
Q22 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 22:
Factorise:
p2 − 4p − 77
p2 − 4p − 77
Answer 22:
Q23 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 23:
Factorise:
x2 − 7x − 30
x2 − 7x − 30
Answer 23:
Q24 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 24:
Factorise:
x2 − 11x − 42
x2 − 11x − 42
Answer 24:
Q25 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 25:
Factorise:
x2 − 5x − 24
x2 − 5x − 24
Answer 25:
Q26 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 26:
Factorise:
y2 − 6y − 135
y2 − 6y − 135
Answer 26:
Q27 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 27:
Factorise:
z2 − 12z − 45
z2 − 12z − 45
Answer 27:
Q28 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 28:
Factorise:
x2 − 4x − 12
x2 − 4x − 12
Answer 28:
Q29 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 29:
Factorise:
3x2 + 10x + 8
3x2 + 10x + 8
Answer 29:
Q30 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 30:
Factorise:
3y2 + 14y + 8
3y2 + 14y + 8
Answer 30:
Q31 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 31:
Factorise:
3z2 − 10z + 8
3z2 − 10z + 8
Answer 31:
Q32 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 32:
Factorise:
2x2 + x − 45
2x2 + x − 45
Answer 32:
Q33 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 33:
Factorise:
6p2 + 11p − 10
6p2 + 11p − 10
Answer 33:
Q34 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 34:
Factorise:
2x2 − 17x − 30
2x2 − 17x − 30
Answer 34:
Q35 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 35:
Factorise:
7y2 − 19y − 6
7y2 − 19y − 6
Answer 35:
Q36 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 36:
Factorise:
28 − 31x − 5x2
28 − 31x − 5x2
Answer 36:
Q37 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 37:
Factorise:
3 + 23z − 8z2
3 + 23z − 8z2
Answer 37:
Q38 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 38:
Factorise:
6x2 − 5x − 6
6x2 − 5x − 6
Answer 38:
Q39 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 39:
Factorise:
3m2 + 24m + 36
3m2 + 24m + 36
Answer 39:
Q40 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 40:
Factorise:
4n2 − 8n + 3
4n2 − 8n + 3
Answer 40:
Q41 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 41:
Factorise:
6x2 − 17x − 3
6x2 − 17x − 3
Answer 41:
Q42 | Ex-7D | Class 8 | RS AGGARWAL | Factorisation | Chapter 7 | myhelper
Question 42:
Factorise:
7x2 − 19x − 6
7x2 − 19x − 6
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