frankdias911141 frankdias911141
  • 02-07-2020
  • Mathematics
contestada

a) find the value of 2x+y wehn x =4 and y =3 b) find the value of a^2 + b when a = -2 and b = 5

Respuesta :

TheAnimeGirl
TheAnimeGirl TheAnimeGirl
  • 02-07-2020

Answer:

a. 11

b. 9

Solution,

a. Given,

X=4

y=3

Now,

[tex]2x + y \\ = 2 \times 4 + 3 \\ = 8 + 3 \\ = 11[/tex]

b. Given,

a=-2

b=5

Now,

[tex] {a}^{2} + b \\ = {( - 2)}^{2} + 5 \\ = 4 + 5 \\ = 9[/tex]

hope this helps...

Good luck on your assignment..

Answer Link

Otras preguntas

Which of the following conclusions did Mendel make from his experiments? A. Dominant genes are more frequent than recessive genes. B. Genes are composed of DNA.
Which of the following locations is the world's most populated urban center? Tokyo Shanghai Hong Kong Seoul
Factor completely. 6x²+ 3x - 63 A. 3(2x + 7)(x - 3) B. (3x + 9)(2x - 7) C. (6x + 21)(x - 3) D. 3(2x²+ x - 21)
primary colors of light?
What is the mechanism of natural selection? A. Any individuals in a population can be selected entirely by chance. B. After a change in the environment a specie
what is the simplest form of 0.3
what is air currents caused by temperature differences
A pitcher is full of lemonade. Which unit of liquid volume best describes the amount of lemonade in the pitcher? Explain.
how do you put this .689 in word form
What if nitrous oxide gas doesn't work on me?