Gracie723
Gracie723
03-04-2018
Mathematics
contestada
(2a+b)^2÷(3b-1) when a= -2 and b=5
Respuesta :
zrh2sfo
zrh2sfo
03-04-2018
Evaluate (2 a + b)^2/(3 b - 1) where a = -2 and b = 5:
(2 a + b)^2/(3 b - 1) = (5 - 2×2)^2/(3×5 - 1)
3×5 = 15:
(5 - 2×2)^2/(15 - 1)
| 1 | 5
- | | 1
| 1 | 4:
(5 - 2×2)^2/14
2 (-2) = -4:
(-4 + 5)^2/14
5 - 4 = 1:
1^2/14
1^2 = 1:
Answer: 1/14
Answer Link
VER TODAS LAS RESPUESTAS ( 88+ )
Otras preguntas
What aspect of the Columbian Exchange is considered by many to have made possible the European conquest and colonization of the Americas? I'm thinking it's dise
Which is the best example of the influence of Athenian democracy on later governments? (Points : 3) the communist government of the Soviet Union the dictatorshi
movement along the earths surface caused by an earthquake
what is the smallest integer that gives rest to : 19 when you divide by 20 20 when you divide by 21 34 when you divide by 35plzzzz
Before translation can begin, mRNA leaves the nucleus and enters the ______. Select one: a. cytoplasm b. ribosome c. smooth ER d. mitochondria
In the early 1800s, many people in the United States migrated westwards because
Marita orders 12 yards of material to make banners. If she needs 1 foot of fabric for each banner, how many banners can she make?
In Buddhism, the __________ provides a set of concepts to improve life and reach enlightenment. A. Torah B. Bible C. Qur’an D. Eightfold Path
The organization which schedules workplace safety and first aid training is the _______. a. Rotary Club b. McLaughlin Group c. Salvation Army d. American Red Cr
Find the 22nd term of the arithmetic sequence with a1 = -6 and a common difference of d=3