baltazmapa629n
baltazmapa629n baltazmapa629n
  • 06-09-2018
  • Mathematics
contestada

Use the properties of real numbers to rewrite the expression. 2/5 * (-7) * 5/2
a. 1
b. -1
c.5
d. -7

Respuesta :

carlosego
carlosego carlosego
  • 15-09-2018

For this case we have the following expression:

[tex] \frac{2}{5}*(- 7)*\frac{5}{2} [/tex]

Using the associative property we can rewrite the expression in the following way:

[tex] (\frac{2}{5}*\frac{5}{2})*(-7) [/tex]

Finally, simplifying we have:

[tex] (1) (- 7) [/tex]

[tex] -7 [/tex]

Answer:

Rewriting the expression we have that the result is:

d. -7

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