NamiQ0598 NamiQ0598

14-01-2021
Mathematics

contestada

If 2^x = y, express the following in terms of y.
[tex]8( {4}^{x - 2} )[/tex]

Respuesta :

SvetlanaM SvetlanaM

14-01-2021

Answer: [tex]\dfrac{y^{2} }{2}[/tex]

Step-by-step explanation:

[tex]2^{x} =y\\\\8(4^{x-2} )=8 \cdot \dfrac{4^{x} }{4^{2} } =8 \cdot \dfrac{(2^{x})^{2} }{16 } =8 \cdot \dfrac{(2^{x})^{2} }{8 \cdot 2 } =\dfrac{y^{2} }{2}[/tex]

Answer Link

Otras preguntas

the superlative form of an adjective should only ve used when comparing

What are the solutions of x^2+6x-6=10?

the atomic number of an element is found by counting the of what in an atom

Organize the following expressions from greatest to least by number of terms: A. x + 2xyz B. 3x + y + z C. 2x2y + x2 − 3x + 4 D. 9x2yz

For her tutoring services, Thuy charged Demi $10 per hour and $8 for books and supplies. Demi paid a total of $48.00. Which equation represents this situation?

Factor this expression completely. x2 - r2

are forces acting on an object when it is at rest? explain.

What is the GCF of 11x^2y^2 , 33x^2y , and 3xy^2

Quadratic expansions (x-1)(x+8)

__________ is the school of psychology that believes perception is more than the sum of its parts it involves a whole pattern. a. behaviorism b. structuralism