Question

do 3 question please ​

Answer 1

Answer:

1) 24 = 20 + 4

=(20 + 4) ^ 2

=20^2 + 4^2 + 2×20×4

=400 + 16 + 160

=576

2) 65 = 60 + 5

= (60+5)^2

= 60^2 + 5^2v + 2×60×5

=3600+25 + 600

=4225

Answer 2

$\huge\underline\red{AnsWeR}$

$1)24$

$=>(20+4)(20+4)$

$=>20(20+4)+4(20+4)$

$=>480+96=>576$

$2)65$

$=>(60+5)(60+5)$

$=>60(60+5)+5(60+5)$

$=>4225$