Respuesta :

Answer:

A.

  45

-9 X -5

  -14

B.

 -18

9 X -2

  7

C.

 6

2 X 3

  5

D.

   1.75

0.5 X 3.5

     4

Step-by-step explanation:

A.

Product = -9 × -5 = 45

Sum = -9 + -5 = -14

B.

Factor B = 7 - 9 = -2

Product = 9 × -2 = -18

C.

The sums of factor pairs of 6 are:

[1, 6] and 1 + 6 = 7

[2, 3] and 2 + 3 = 5