ItsStribe ItsStribe

03-10-2020
Mathematics

contestada

Find f(-2) when f(x) = 2x2 + 5x - 4
A) -10 B) -6
C) 2 D) 14

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-10-2020

Answer:

-6

Step-by-step explanation:

f(x) = 2x2 + 5x - 4

Let x=-2

f(-2) = 2*(-2)^2 + 5(-2) - 4

= 2 * 4 +5(-2) -4

= 8-10-4

= -6

Answer Link

Otras preguntas

What is a pronoun that does not rename a specific noun?

Look at the two areas indicated on the map. From about 9000 BCE to about 1000 BCE, what did these two areas have in common?

calculate the density of a rectangular solid, which has a mass of 25.71g. It is 2.30cm long, 4.01cm wide, and 1.82cm high

A ball is launched into the sky at 18 feet per second from a 18 meter tall building. The equation for the ball’s height, h, at time t seconds is h = -6t2 + 18t

What challenges must be addressed by regional urban areas? Select all that apply. housing shortages moves to rural areas pollution population decline provision

On average, Donna's Cafe has 18 customers, which represents 36% of the total approved occupancy by the fire department.

Under the leadership of Samuel Gomper of the American Federation of Labor, member in the union

In a communist society, who owns the means of production? government businesspeople farmers banks

Which wave is carrying the most energy?

Campaigns focus on their __________ efforts in the last days before the general election.