Question

(1) evaluate : 103×107
(2) evaluate : (x+8)×(x–10)​

Answer 1

Answer:

1)11021

2)x^2 -2x - 80

Step-by-step explanation:

1) 103X107

=100^2 + (3+7)100 +(3X7)

=10000+1000+21

=11021

2)(x+8)×(x–10)​

=x^2 +(8+(-10))x + (8 * (-10))

=x^2 -2x - 80

Answer 2

103

×107

= 321

+. 0000

+ 10700

= 11021