Question

8
Evaluate the following products without actual multiplication.
TA
1)101 x 99 2)999 x 999
3)50 1/2×49 1/2​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1) 101*99

(100+1)(100-1)

(a+b)(a-b)=a^2-b^2

(100)^2-(1)^2

10000-1

=9999

2)( 1000-1)(1000-1)

(1000-1)^2

1000^2 +1^2-2*1000*1

1000000+1+2000

=1002001

3) answer of this is in pic above

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