Question

va rog frumos să-mi spuneți ​

Answer 1

Răspuns:

a×b-c

3×7-5=35-5=30

9×6-7=54-7=47

8×5-4=40-4=36

5×6-9=30-9=21

4×8-9=32-9=23

5×2-3=10-3=7

a×c-b

3×5-7=15-7=8

9×7-6=63-6=57

8×4-5=32-5=27

5×9-6=45-6=39

4×9-8=36-8=28

5×3-2=15-2=13

(a×b)-(a×c)

(3×7)-(3×5)=21-15=6

(9×6)-(9×7)=54-63= -9

(8×5)-(8×4)=40-32=8

(5×6)-(5×9)=30-45= -15

(4×8)-(4×9)=32-36= -4

(5×2)-(5×3)=10-15= -5

(a×b)+(a×c)

(3×7)+(3×5)=21+25=46

(9×6)+(9×7)=54+63=117

(8×5)+(8×4)=40+32=72

(5×6)+(5×9)=30+45=75

(4×8)+(4×9)=32+36=68

(5×2)+(5×3)=10+15=25