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Scalar Matrix

Add 1.2 * 10∧...

Question

Add 1.210^5 and 2.810^7

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Solution

=1.210^ 5+2.810^7
=10^5(1.2+2.8100)
=10^5(1.2+280)
=10^5( 281.2)
= 2.812 10^7

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