Question

by using identities of algebric expression evaluate
i.) (7.6)²-(6.6)²​

Answer 1

$\huge\underline\mathbb\color{pink}your \: answer$

I) ( 7 . 6 ) ² - ( 6 . 6 ) ²

=} ( 7 . 6 - 6 . 6 ) ² ( IF THE EXPONENTS ARE SAME THEN WE CAN EASILY ADD , SUBTRACT , MULTIPLY AND DIVIDE THE BASES )

=} ( 1 . 0 ) ²

=} ( 1 ) ²

=} 1 ( EACH POWER OF 1 IS EQUAL TO 1 )

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