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

1. Anike needs a new pair of athletic shoes for her soccer tryouts. The regular price for the shoes is $129.00. There is a sales tax of 7%. Anike has a budget o

If f(x)= x-3 over x and g(x)= 5x-4 what is the domain of (f•g)(x)

Which standing wave has four antibodies?

What is the factored form of the polynomial? X^2 -12+27?

Need help! Please answer asap

The best signal word to start the second sentence is

Hich cell types are low in aplastic anemia? select all that apply. leukocytes hepatocytes erythrocytes thrombocytes osteocyte

Which ordered pair would form proportional relationship with the point graphed below ?

Round 425 to the nearest ten and to nearest hundred 430; 400 420; 500 430; 500 420; 400

Which values are solutions to the inequality –3x – 4 < 2?