Keylian0221 Keylian0221

01-10-2020
Mathematics

contestada

What is the value of this function evaluated at f(-3)? f(x)= 2x^2+5x-9

Respuesta :

BrainLifting BrainLifting

01-10-2020

Answer:

f(-3)=-6

Step-by-step explanation:

[tex]f(x)=2x^2+5x-9\\By\ substituting\ x=-3,\\f(-3)=2(-3)^2+5*-3-9\\f(-3)=2*9-15-9\\f(-3)=18-15-9=-6[/tex]

Answer Link

Otras preguntas

how did jazz demonstrate the independent spirit of the times?

Which situation describes a correlation that is not a causal relationship? (1) Car color and number of car accidents(2) Hours spent studying and test score(3) A

how did jazz demonstrate the independent spirit of the times?

Describe William Shakespeare in one word

her investment grew 22% to$610 how much did she invest____ ( solve as an equation or fraction)

What area of the long bone is covered with cartilage

determine whether each expression is meaningful as a real number yes or no? -√9

Why did Pres. Truman believe that political change would come to the Soviet Union?A. The failures of the Soviet Nuclear programB. The Appeal of freedom and the

which state capital is north of 40 degrees north latitude: Frankfort, denver, salt lake city, or columbus?

@stewyWhich sentence uses a verb that agrees with its compound subject? A.Waiters and waitresses serve the diners at the banquet.B.cell phones and tablets i