BiakD586243 BiakD586243

29-10-2022
Mathematics

contestada

Evaluate the exponent expression 3x-4. xy2 for x = -1 and y= 2. A

Evaluate the exponent expression 3x4 xy2 for x 1 and y 2 A class=

Respuesta :

RodnerS665789 RodnerS665789

29-10-2022

Given that 3x^-4.xy^2 where

x = -1 and y = 2

Substituting into the expression

3 * (-1)^-4 * (-1) * 2^2

Recall that x^-2 = 1/x^2

Hence

3 * -1 * 4

= -12

Option B is right

Answer Link

Otras preguntas

Which statement best describes how a catalyst increases the rate of a reaction? (1) The catalyst provides an alternate reaction pathway with a higher activation

2. Which one of the following terms is most closely associated with interjections? A. Emotion B. Qualification C. Description D. Action

The best treatment for a bacterial disease is A. antivirals. B. antibiotics. C. antifungals. D. over-the-counter treatments.

What did S.A.L.T. stand for? a. Strong Agreement to Legitimize Tunisia b. Strong Alternative Legislation Treaty c. Strategic Agreement to Lessen Terrorism d. S

A ray of monochromatic light ( f = 5.09 × 10^14 Hz) passes from air into Lucite at an angle of incidence of 30.˚. Using a protractor and straightedge, on the di

The great increase in use of the computer is called _______. a. the internet c. the computer revolution b. the world wide web d. the computer era

Which city was chosen to be the capital of the Confederate States of America? A. Richmond, Virginia B. Savannah, Georgia C. Mobile, Alabama D. Vicksburg, M

The LARGEST sector of Israel's economy involves A) gold mining. B) coffee harvesting. C) high-tech industries. Eliminate D) petroleum production.

Where is brittle deformation generally seen? a. in rocks near Earth s surface b. in gypsum and shale c. in rocks far below Earth s surface d. in limestone a

Why was Newton's observation of the falling apple significant?