Let $A = Z \times Z$ and * be a binary operation on A defined by (a, b) (c, d)=(a d+b c, b d)
Find $(2, 5) (3, 4)$

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Solution

Given that,

$(a, b) * (c, d) = (a d + b c, b d)$

To find , $(2, 5) * (3, 4)$ where $$ is a binary operation

$(2, 5) (3, 4) = (2 (4) + 5 (3), (5 (4)))$

$(2, 5) * (3, 4) = (23, 20)$

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Let A=Z×Z and * be a binary operation on A defined by (a, b) *(c, d)=(a d+b c, b d)Find (2,5)∗(3,4)

Given that,(a,b)∗(c,d)=(ad+bc,bd)To find , (2,5)∗(3,4) where ∗ is a binary operation (2,5)∗(3,4)=(2(4)+5(3),(5(4)))(2,5)∗(3,4)=(23,20)

Let $A = Z \times Z$ and * be a binary operation on A defined by (a, b) (c, d)=(a d+b c, b d)
Find $(2, 5) (3, 4)$

Given that,

$(a, b) * (c, d) = (a d + b c, b d)$

To find , $(2, 5) * (3, 4)$ where $$ is a binary operation

$(2, 5) (3, 4) = (2 (4) + 5 (3), (5 (4)))$

$(2, 5) * (3, 4) = (23, 20)$