14) Evalu
vi) (a + ib) (1 + 1) = 2 + i
4) Express the following in the form of atib,
a, beRi=1-1. State the values of a and b.
i) (1+2i)(-2+i) i)(1+1)(1-1)
15) Prov
10) Fir
i(4+31)
(1-1)
iv)
(2+1)
(3-1)(1+21)
17) If
V)
S/
18) 1
3+21 3-2i
(+ vi) +
2-si 2+5i
2+1-3
vii
vii) (1+i) vii)
4+1-3
ix) (-V5+2V 4)+(1-V-9) +(2+3)(2 – 31)
4:$ - 31° +3
x
34;
5) Show that (-1+131) is a real number,
19)
x) (2+3i)(2-3i) xi) 31 - 4310 - 2
20)
21).
6) Find the value of 3+
3+)60-030+
(1-7)(1+i!!)
7) Evaluate the following:
22)
i) 135
iv)
ii)888
1
is
vii) 730 +40 + 50 + 20
v) 1403
vi)
vii); sss
Answers
Answered by
1
Answer:
vii) 730+40+50+20= 840
Answered by
1
Answer:
840
Step-by-step explanation:
mark as brainliest and I will do this for you
Similar questions