Identity in Binary Operation
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Q.
Identity of zero under multiplication is zero, because 0 ∗ 0 = 0 = 0 ∗ 0
True
False
Q.
Find the identity of the operation a ∗ b = ab4
2
0
4
1
Q.
Identity of the binary operation subtraction is 0
True
False
Q. 34 Factorize a*a- 7*a*b-18 b*b+a+2b