a ÷ ( –1) = – a True or False? Why?
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false because A is not divisible by -1.
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true,
a/1=a. [for example, operation of one :
1*1=1,
a*1=a,
a/1=1,
1/1=1]
ie, a/(-1)= -a.
a/1=a. [for example, operation of one :
1*1=1,
a*1=a,
a/1=1,
1/1=1]
ie, a/(-1)= -a.
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