Question

1.
Simplify and give reasons
(i) 4-3
(ii) (-2)
E​

Answer 1

Answer:

(1) 4-3=1

(2) -2

Step-by-step explanation:

(1) when substracting 3 from 4, we get 1.

(2) -2 remains the same even if it is inside or out

Answer 2

(−3)

−4

=(−1∗3)

−4

=(−1)

−4

(3)

−4

∵(ab)

m

=a

m

∗b

m

=1∗3

−4

=3

−4

∵a

−m

=

a

m

1

=(

3

1

)

4

=

81

1

Step-by-step explanation:

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