Question

गुणनफल ज्ञात कीजिए
$( - 4 a {}^{2} y) \times ( - b \: x {} \:^{2} )$

Answer 1

( - 4a²y ) × ( - bx² )

{ ( - ) × ( - ) = ( + ) }

= ( 4a²y × bx² )

= 4a²bx²y