EmmaTelpis EmmaTelpis
  • 10-04-2021
  • Mathematics
contestada

A and b are positive integers and a-b=2. Evaluate the following:
(27^1/3b)/ ( 9^1/2a)

(this is urgent)

Respuesta :

asiana9
asiana9 asiana9
  • 10-04-2021
Answer:
a) 1/27
b) 1
c) 125
Step-by-step explanation:
a) (9^(0.5b))/(3^a)
(3²)^(0.5b) ÷ (3^a)
(3^b) ÷ (3^a)
3^(b - a)
a - b = 3
b - a = -3
3^(-3)
1/27
b) (27^(1/3b)) /(9^(0.5b))
(3³)^(b/3) ÷ (3²)^(0.5b)
(3^b) ÷ (3^b)
1
c) ( 125^(1/3a))/(25^(1/2b))
(5³)^(a/3) ÷ (5²)^(b/2)
5^a ÷ 5^b
5^(a - b)
5³
125
Answer Link

Otras preguntas

Why the mechanical wave need a medium to propagate?
what is maltose... ?
what is maltose... ?
A planet has two moons.  The first moon has an orbital period of 1.262 Earth days and an orbital radius of 2.346 x 104 km.  The second moon has an orbital radiu
name the enzyme secreted by gastric glands in stomach that acts on proteins/
Given log 2 = 0.3010, log 3 = 0.4771. Find the value of a) log 12 b) log 5.
which part of roots is involved in the exchange of respiratory gases
Find the distance between the pair of parallel lines, y = x-11 & y = x-7
1. Write about the nicest trip you have ever been on (12-14 lines) .
How do u Solve 2x2 + 2x2 + 2 - 2x2 =