Question

please solve these questions

please do it fast
I will mark you as brainlist ☺☺☺☺☺☺​

Answer 1

Answer:

1).

(1/2+1/3+1/4) ^-1={(12+8+6) /24}^-1=(26/24) ^-1=24/26=12/13.

2).[1/4-1/5]²×(8/5) =(1/20) ².×8/5=1/400 ×8/5=1/250

3).

[4°+4²-2³]× 3^-2

[1+16-8)]/9=9/9=1.

Answer 2

Answer:

hey mate there is your answer

hope it is useful....