Question

Verify That (-(-a)) = a, For Each Of The Following Rational Numbers :-

(a). 1/7
(b). 1
(c). -7
(d). -9/11
(e). 8/-9
(f). -4/-5

Explain Full
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Answer 1

Step-by-step explanation:

(-(-a))= a

a) (-(-1/7))

+1/7

b) (-(-1)

+1

c). (-(-(-7)))

(-(+7))

-7

d). (-(-(-9/11)))

(-(+9/11))

-9/11

e). (-(-(8/-9)))

(-(-(-8//9))). ( this the property of integer the denominator is a positive)

(-(+8/9))

-8/9

f). (-(-(-4/-5)))

(-(-(4/5)))

(-(-4/5))

+4/5

Answer 2

Answer:

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