Question

(3a +5b)ka whole square -4cka square

Answer 1

Solution :

( 3a + 5b )² - 4c²

= ( 3a + 5b )² - ( 2c )²

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We know the algebraic identity:

x² - y² = ( x + y )( x - y )

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= ( 3a + 5b + 2c )( 3a + 5b - 2c )

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Answer 2

Answer:

4 a minus 5 b ka whole square