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Question

Verify the property x×(y+z)=x×y+x×z by taking x=12,y=23,z=56
[4 MARKS]

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Solution

Concept : 1 Mark
Simplification : 2 Marks
Verification : 1 Mark

We have, x=12,y=23,z=56

x×(y+z)=12×(23+56)

=12×(2356)

=12×(456)

=12×(96)

=34

Now,
x×y+x×z=12×(23)+12×(56)

=1×(2)2×3+1×(5)2×6

=26+512

=26512

=4512=912

=34

Thus, x×(y+z)=x×y+x×z
Hence verified.

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