Question

find the
ualue :-
(-10mn)X(-20mm) for m= 1.2 and n= -1.​

Answer 1

Answer:

-345.6

Step-by-step explanation:

Given,

m=1.2

n=-1

According to the sum,

(-10)(1.2)(-1)(-20)(1.2)(1.2)

=-[10(6/5)(1)(20)(6/5)(6/5)]

=-[2(6)(4)(6)(6/5)]

=-[1728/5]

=-1728/5

=-345.6

HOPE THIS ANSWER HELPS YOU!!!

Answer 2

(-10mn)(-20mn)

(-10×1.2×-1)(-20×1.2×-1)

(-12×-1)(-24×-1)

12×24

288