Animeaesthetic
Animeaesthetic Animeaesthetic
  • 02-09-2019
  • Mathematics
contestada

Evaluate 4(a^2 + 2b) - 2b when a = 2 and b = –2.

Respuesta :

sebastian2019 sebastian2019
  • 02-09-2019

Answer:

4

Step-by-step explanation:

4(4-4)+4=4

insert 2 in a and-2 in b

Answer Link
Vividerla
Vividerla Vividerla
  • 02-09-2019

Answer:

4

Step-by-step explanation:

4(2^2 + (2 * -2)) - (2 * -2)

2^2 = 4

4(4 + (2 * -2)) - (2 * -2)

2 * -2 = -4

4(4 + -4) - -4

- -4 = + 4

+-4 = -4

4(4 -4) + 4

4 - 4 = 0

4(0) + 4

4 * 0 = 0

0 + 4

0 + 4 = 4

4

Answer Link

Otras preguntas

how does not having access to coastal port impact some countries?
what energy transformation is involved in movement of muscles
Why was the role of NATO questioned during the 1990s? A. It seemed unecessary after the fall of the Soviet Union. B. NATO membership had become too expensive. C
2 thirds greater than 7 eighths
What type of lifestyle did the Mongols live? A. pastoral nomadic B. hunter-gatherer C. agricultural D. sedentary
how many 50s in 4,00
Melanies blue notebook cover is 20 centimeters by 30 centimeters. She has a sticker for each letter in her name. Each sticker is a square that measures 2 centi
7. A ___________ is a larger, more inclusive category than kingdom. * class family domain phylum
what are some powders that you might find on the kitchen floor
write a division sentence that can be used to represent the following repeated subtraction. 24-8=16. 16-8=8. 8-8=0