SUU
5.
Verify :-250 x [(-432) + (-18)] = (-250) *(-432) + (-250) x (-18)
b) Find the value of (-1) (-1)(-1)(-1) (-1) ....... 101 times.
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Step-by-step explanation:
- -250[(-432)+(-18)]=(-250)×(-432)+(-250)×(-18)
(-250)×(-450)=10800+4500
112,500=112,500
hence proved
- (-1)(-1)(-1)....101times=(-1)^101 =(-1)
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