Question

use the suitable identities and find the product. 1.(m-9)(m-11)​

Answer 1

Answer:

simply multiply dude..

so..

m×m = m^2

m ×(-11) = -11m

-9×m = -9m

-9 × (-11) = 99

arrange it in the standard form ax^2 + bx +c = 0

and solve by factorisation..

Thanks and regards,

Vaishnavi nimal