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

Find the critical point of the function f(x) = x^2 - 2x + 7. A: (-1, 10) B: (-1, 6) C:(1,0) D: (1, 6)

Which of the following is a trade agreement than has encouraged international trade? CAAT FTANA EFTA NAFTA

the ratios of saves for a baseball pitcher to the number of save oportunites are given for three relief pitchers: 9/10 4/5 17/20. write each ratio as a present.

Why is the use of natural gas as a fuel becoming more common?

A model spaceship costs $15.99 before tax. the tax on the model spaceship is 8%. what is the total cost of the model spaceship? round your answer to the nearest

The Borrowing Power is an implied power of Congress. True False

In 3434 pound of a spice mix, there is 5656 cup of cinnamon. how much cinnamon does the spice mix contain per pound?

what do the characters in the washwoman learn about life?

The poetic foot and the length of line make up the ____ of the poem.

Plants grow over time by balancing two chemical reactions: photosynthesis and cellular respiration. Plants use the products of photosynthesis as the reactants