Question

Factorise the expression :10ab + 4a + 5b + 2

Answer 1

Step-by-step explanation:

(10ab+4a+5b+2=(10ab+4a)+(5b+2)\)

\(=2a(5b+2)+1(5b+2)\) [by distributive law]

\(=(5b+2)(2a+1)\). [taking \((5b+2)\) common]

Answer 2

Solution :-

$\bf{{➥ \: 10ab + 4a + 5b + 2}}$

$\bf{{➥ \: 2a ( 5b + 2 ) + ( 5b + 2 )}}$

$\bf{{➥ \: ( 5b + 2 ) ( 2a + 1 )}}$

Hope you understand this answer mate ッ