Question

16x square + 40xy+25y square - 1
Factorise
Pls answer fast i have exam

Answer 1

$\huge{\boxed{\boxed{\red{\ulcorner{\mid{\overline{\underline{\bf{Answer:-}}}}}\mid}}}}$

$\red \rightarrow \: {(4x + 5y)}^{2}$

${ \underline {\underline { \star \: given }}}$

$16 {x}^{2} + 40xy + 25 {y}^{2} .$

${ \underline {\underline{ \star \: solution}}}$

${(4x)}^{2} + {(5y)}^{2} + 2 \times 4x \times 5y \\ \\ \rightarrow {(4x + 5y)}^{2}$

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Answer 2

Step-by-step explanation:

16x² + 40xy + 25y²

( 4x) ² + ( 5y) ² + 40xy

it is in the form of ( a + b)² so,

( 4x + 5y )² answer