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10th-class
mathematics
Mathematics - 2026
Complex Numbers
Review Exercise 1
Topic 1.12
3 mins read
easy Level
2024 Edition
Review Exercise 1
Textbook Content
REVIEW EXERCISE 1
1.
Choose the correct answer:
(i)
i
2
+
i
4
=
i^{2} + i^{4} =
i
2
+
i
4
=
(a)
−
1
-1
−
1
(b)
0
0
0
(c)
1
1
1
(d)
2
2
2
(ii)
Real part of
(
2
−
3
i
)
(
2
+
3
i
)
(2 - 3i)(2 + 3i)
(
2
−
3
i
)
(
2
+
3
i
)
is:
(a)
−
3
-3
−
3
(b)
1
1
1
(c)
4
4
4
(d)
13
13
13
Topic Tags:
#review exercise 1
#complex numbers
#MCQs
#additive inverse
#multiplicative inverse
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