find the product using identities 105*203
Answers
Answered by
4
Answer:
10815
Step-by-step explanation:
(100+5)(200+3)
wkt
(x+a)(x+b)=x^2+x(a+b)+ab
x=100,. a=5,. b=3
=100^2+100(5+3)+5.3
=10000+500+300+15
=10815
Similar questions