yanhuiluzhang yanhuiluzhang
  • 22-04-2020
  • Mathematics
contestada

a and b are positive integers and a−b = 2. Evaluate the following:

4^(1/2a) / 2^b

Respuesta :

surjithayer10 surjithayer10
  • 22-04-2020

Answer:

4

Step-by-step explanation:

4^(1/2a)/2^b

[tex]\frac{4^{\frac{1}{2} a} }{2^b}\\=\frac{(2^{2})^{\frac{1}{2}a} }{2^b}\\=\frac{2^{2 \times \frac{1}{2}a } }{2^b} \\=\frac{2^a}{2^b} \\=2^{a-b} \\=2^2\\=4[/tex]

Answer Link

Otras preguntas

If x = y + z and x + y =6 and x = 10, then z = _____? a. 4 c. 14 b. 8 d. 16
Which verb agrees in number with its subject? That kind of tropical plant............... in this climate. a. Doesn't thrive b. Haven't thrived c. Aren't thrivin
under what amendment you have the right to know the charges brought against you and the right to question the evidence A. Fifth B. SECOND C. First
The formula for the resistance of a conductor with voltage V and current / is t= V over I. Solve for V.
Why did so many Europeans take to the roads and wander the countryside after the war?
How many factors does the algebraic expression 5xyhave?
How are a developed nation and an emerging nation different?
What economic term describes the rate at which products are manufactured?
A bag contains 26 letters and 9 numerals. Aubrey draws two cards from the bag. What is the probability that she draws 2 numerals?
Share 56 pound in the ratio 1:3:4