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

Which of the following is a core benefit that content marketing can bring to a business's online presence?

Fabulously fit offers membership for $35 per month plus a $50 enrollment fee. The fitness studio offers membership for $ 40 per month plus a $35 enrollment fee.

Dermal formulations are used to treat what conditions

Write in simplest form

How does the poets use of figurative language contribute to her central idea

When two waves are moving toward each other, and their crests line up with each other, it results in a wave with greater amplitude. What is this called?

If 120 million roses were sold on Valentine's Day, and 75% of the roses were red, how many red roses were sold on Valentine's Day

need some help on my homework can anyone help :P

which two substances bind using a lock-and-key mechanism? enzyme and substrate reactant and substrate substrate and product reactant and product

what actions reflect the republican party’s position on energy? check all that apply