cfrancisco0315 cfrancisco0315
  • 01-10-2018
  • Mathematics
contestada

Evaluate 1/x^-2 for x = 7.
A. -49
B. 1/49
C. 49

Respuesta :

gamergirl1232
gamergirl1232 gamergirl1232
  • 01-10-2018
The answer to this question is c
Answer Link
JawaZo JawaZo
  • 01-10-2018

[tex]\frac{a}{{b}^{n} } = a \times {b}^{ - n} [/tex]
Using this formula, it will become:
[tex]1 \times {x}^{2} [/tex]
Which equals 1 x 7 x 7 which is 49...
Which means the answer is c..
Answer Link

Otras preguntas

two things you can do to increase the acceleration of an object
If i Drank 3/4 of a 20.8 ounce juice how many ounces did i drink?
A woman steps in front of a child to keep him from running off. which term best describes this example? negative work positive work negative force positive forc
what is the value of-3_2_3_1_3
what was the name of the compromise that settled the feud between the north and south?
que son las emisiones de carbono
Like most cellular processes, transcription is directed by the action of - A. enzymes B. fatty acids C. monosaccharides D. inhibitors
how many times do 13 go into 32
what's equivalent to this
Simplify the following expression: (−3)(−2)( −2) −12 12 −18 18