(1) The value of 2-(-1)-2-(-3) = (a) 0 (b) 3 (c) 2 (d) 4
(2) Which of the following will not represent zero?
(a) 0+1
(b) 0x0
(c) 0+2
(d) ²-2
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Answer:
(a) 1 + 0 = 1
(b) 0\times0=00×0=0
(c) \frac{0}{2}
2
0
= 0
(d) \frac{10-10}{2}=\frac{0}{2}=0
2
10−10
=
2
0
=0
Only (a) will not represent zero.
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