Question

State whether the statements are TRUE or FALSE.
(i)(-19)×(-11)=19×11
(ii) Integers are closed under subtraction.
(iii)(-20)×(5-3)=(-20)×(-2)

Answer 1

Answer:

true for (1que)

Step-by-step explanation:

as

(-) ×( - )= +

(+) ×(+)=+

Answer 2

Answer:

(i) True

(ii) True

(iii) False

Step-by-step solutions:

(i) (-)×(-)=+

(+)×(+)=+

(-19) ×(-11)=209

19×11=209

209=209

(ii) Closure property of integers in subtraction estates that after subtracting, the answer will integer.

(iii) (-)×(+)=(-)

(+)×(-)=(-)

(-20)×(5-3)=(-20)×2=(-40)

(-20)×(-2)=40

(-40) is not equal to(40)