Lukarrain
Lukarrain Lukarrain
  • 01-01-2020
  • Mathematics
contestada

What is the value of the expression when a = –4 and b = 5? (a + 2b)^(3) + 3a^(2)
1. 264
2. -348
3. -952
4. 168

Respuesta :

texaschic101
texaschic101 texaschic101
  • 01-01-2020

Answer:

Step-by-step explanation:

(a + 2b)^3 + (3a)^2

a = -4 : b = 5

now sub

(-4 + 2(5))^3 + 3(-4^2)

(-4 + 10)^3 + 3(16)

6^3 + 48

216 + 48

264 <======

Answer Link

Otras preguntas

41/50 is closer to 9/11 or 10/11 and explain
Why might a scientist need to repeat an experiment
WHAT IS BIGGER 3/4 OR 11/16 EXPLAIN
You have trained all year for a marathon. In your first attempt to run a marathon, you decide that you want to complete this 26-mile race in 4.5 hours. What wou
why do you suppose the population of deer declined in 1925, although the elimination of predators?
Round 6,529 to the nearest thousands
What final impact did the westward Georgian migration have on the Creek Indians? They were given large parcels of land in Alabama. They lost their land in Georg
Whose explorations led to a greater knowledge of North America, the Arctic, Australia, and the Hawaiian islands?
what is the diameter of the geosphere
WHAT IS X^2+3X-10=0 IN SIMPLEST RADICAL FORM