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 ( 97+ )
Otras preguntas
Color 3 part red 4 blue 1 green what fraction of the color is red
How is the Code of Hammurabi an example of how cuneiform, a type of writing, influenced the lives of ancient Babylonians? a. Cuneiform did not influence the li
What's 51 correct and 9 incorrect as a fraction
what American literary classic was set in the French and Indian war?
What were the names of Columbus’ ships? A) Nina, Pinta, and Santa Maria B) Nino, Victoria, and Santa Maria C) Victoria, Pinta, and Hispanola D) Nina, Victoria,
Which factor is a strong internal influence on one’s feelings and behavior regarding drugs? (Points : 1) one’s feelings about oneself environmental and family s
Plz help Which is irrational? 61.2, square root of 17, or -45?
Gomes found the masses of three rocks for a science project.The first rock had a mass of 19.29 grams,the second rock had a mass of 25.3 grams,and the third rock
The product 3.09 x 304.87 =?
One purpose of a summary is to . a. save the reader time. B Include your own opinion on the topic. c. change technical terms of everyday language. d. correct e
