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

What often happened to African residents of regions that became Rich due to exports of local natural resources?
Swimming pool depth: Which is deeper? 1.4m 4ft
Elie Wiesel most likely wrote "All Rivers Run to the Sea" to?
estimate the sum of 703 + 620
Which cells undergo cell division? a. prokaryotic cells only b. eukaryotic cells only c. cancer cells only d. both prokaryotic and eukaryotic cells
what is the square root of ab^2
A negative attitude can cause you to eat in an unhealthy manner. Please select the best answer from the choices provided. T F
List two general properties of molecular compounds
How were Japanese-Americans treated during World War II?
Swimming pool depth: Which is deeper? 1.4m 4ft