Question

using (x+a)(x+b), find
a)103 x 104
b)5.1 x 5.2​

Answer 1

Step-by-step explanation:

=(100+03) (100+04)

=100(100+04)+03(100+04)

=10000+400+300+12

=10000+712

=10712

Answer 2

$\underline{\red{\bold{Answer : }}}$

Hey mate see the given attachment....

hope it help you...mark as brainlist....