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

In the accompanying diagram, PA is tangent to circle O at point A, Secant PBD intersects diameter AC at point E. m≮P = 40 and mCD: mDA = 1:8. Find mAD, mAB, m∠B
La fuerza necesaria para girar los birlos de una llanta es de 40 N, si se tiene una cruceta de 0.5m. ¿Cuál es el torque del birlo?
calculate the circumference of a circle with a radius of 7.5. show or explain your reasoning.
What percentage of the total atomic mass of magnesium bromide (MgBr2) is composed of bromine? Hint - consider the mass of both atoms of bromine in your calculat
BRAINIST AND 10 POINTS
PLEASE HELP!! (Look at the photo)
Urgent helps bxjdidjdjjfjdhhdhdh
is immunization is to protect from any diseases?
What is the measured output force of a pulley system if the Mechanical Advantage is 0.48 and measured input force is 10N?
Need help asap please and thank you