lizcarter94588 lizcarter94588

10-02-2020
Mathematics

contestada

What is the value of f(x) = (2)(2^x) for f(-2)?

Respuesta :

starfishcsd starfishcsd

10-02-2020

Answer:

1/2

Step-by-step explanation:

substitute -2 for x.

any number to negative power must be flipped. 2^-2 = 1/(2^2) = 1/4

(2)(2^-2) = (2)(1/4) = 2/4 = 1/2

Answer Link

Otras preguntas

Can someone help me please

Summarize the three main effects of third parties on American politics

Anyone know the answer ?

Each square below represents one whole. A square divided in 25 equal parts, all 25 of which are shaded Another square divided in 25 equal parts, 13 of which are

10y- 6y subtract 3y - 4y?

Pleas Help 9th grade work Consider the reflectional symmetry of the shape. How many lines of symmetry does the shape have? 2 3 4 5

which word best describes martin luther king jr tone in the video

Earth orbiting the Sun The Earth is 1.5 ⋅ 10 8 km from the Sun (on average). How fast is the Earth orbiting the Sun in kilometers per second (on average)? You c

To determine if loans from bank 1 are less affordable than loans from bank 2, the mean loan rate of the two competing banks is compared. Twenty-five loans are r

A certain radioactive isotope decays at a rate of 0.2% annually. Determine the half-life of this isotope, to the nearest year.