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

help me solve this equation x^2/9+2y/7

David ricardo believed that: a. all nations can gain from free international trade. b. trade cannot increase the world's output of goods. c. trade w

What specific advice does dweck provide on how parents and educators can influence the mind-sets of children?

N the _______ stage of the body's reaction to stress, the body becomes extremely susceptible to disease because it seems to lose its ability to respond to any n

An astronaut is free-floating in space near a space station and it is not tethered to anything. He has some tools and a fire extinguisher. Which action woul

The hydrolysis of atp yields the molecule ________.

Answer plz thank you

How do you find the positive and negative coterminal angles (in radians) if the central angle Θ=pi/6?

While working, your clothing should always be _____ and _____.

10. Which statement is true about supporting details? A. Questionable details add interest to a text because they cause readers to ask questions and make pe