Everything Maths Grade 10

o)

1 a

2

2 a

3

 1 p) 5  2 k+ 1< 5

q)x1 =

42

x

r)(x+ 1)^2 = (x+ 1)(2x+ 3)

s) 3 ax+ 2aax= 5ax 6 a t)

ax

b

bx

a

=

a

b

+ 1

u) 3 x^2 xy 2 y^2 = 0 v)x(2x+ 1) = 1

w)

2 x 5

(x+ 2)(x4)

=

1

2(x4)

x)x^2 + 1 = 0

y)

x+ 4

3

2 >

x 3

2

x+ 1

4

13.After solving an equation, Luke gave his answer as 4,5 rounded to one decimal digit. Show on a number

line the interval in which his solution lay.

For more exercises, visit http://www.everythingmaths.co.za and click on ’Practise Maths’.

1a.2FHM 1b.2FHN 1c.2FHP 1d.2FHQ 1e.2FHR 1f.2FHS 1g.2FHT

1h.2FHV 1i.2FHW 1j.2FHX 1k.2FHY 1l.2FHZ 1m.2FJ2 2a.2FJ3

2b.2FJ4 2c.2FJ5 2d.2FJ6 2e.2FJ7 2f.2FJ8 2g.2FJ9 2h.2FJB

2i.2FJC 2j.2FJD 2k.2FJF 2l.2FJG 3.2FJH 4.2FJJ 5.2FJK

6a.2FJM 6b.2FJN 6c.2FJP 6d.2FJQ 6e.2FJR 6f.2FJS 6g.2FJT

6h.2FJV 6i.2FJW 6j.2FJX 6k.2FJY 6l.2FJZ 6m.2FK2 6n.2FK3

6o.2FK4 6p.2FK5 6q.2FK6 7a.2FK7 7b.2FK8 7c.2FK9 7d.2FKB

7e.2FKC 7f.2FKD 7g.2FKF 7h.2FKG 7i.2FKH 7j.2FKJ 7k.2FKK

8a.2FKM 8b.2FKN 8c.2FKP 8d.2FKQ 8e.2FKR 8f.2FKS 8g.2FKT

8h.2FKV 8i.2FKW 9a.2FKX 9b.2FKY 9c.2FKZ 10a.2FM2 10b.2FM3

10c.2FM4 10d.2FM5 11a.2FM6 11b.2FM7 11c.2FM8 12a.2FM9 12b.2FMB

12c.2FMC 12d.2FMD 12e.2FMF 12f.2FMG 12g.2FMH 12h.2FMJ 12i.2FMK

12j.2FMM 12k.2FMN 12l.2FMP 12m.2FMQ 12n.2FMR 12o.2FMS 12p.2FMT

12q.2FMV 12r.2FMW 12s.2FMX 12t.2FMY 12u.2FMZ 12v.2FN2 12w.2FN3

12x.2FN4 12y.2FN5 13.2FN6

http://www.everythingmaths.co.za m.everythingmaths.co.za

Chapter 4. Equations and inequalities 105