alidowejr alidowejr
  • 01-10-2018
  • Mathematics
contestada

What is f(–3) for the function f(a) = –2a2 – 5a + 4?


Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 01-10-2018

f(a) = –2a2 – 5a + 4

f(–3)

Replace a with -3:

-2(-3)^2 -5(-3) +4=

-2(9) +15 +4 =

-18 + 19 = 1

Answer Link

Otras preguntas

The ionization energy trend on the periodic table is highest to the (left/right) and upper corner ______________
What are the types of cancer?
(NH4)2S is a strong electrolyte. Determine the concentration of each of the individual ions in a 0.300 M (NH4)2S solution.
If a child pulls a sled through the snow on a level path with a force of 50 N exerted at an angle of 38 8 above the horizontal, find the horizontal and vertical
The kid cooks a meal for himself and the Tramp. What does he make? Sausages and beans. Pancakes. Chicken. Soup.
Choisissez : à la, au, à l’, aux. 1. Les enfants aiment aller ______ jardin public. 2. Je visite une ville. Je vais ______ hôtel. 3. Nous aimons visiter les mo
Find the general solution of the following differential equation. Primes denote derivatives with respect to x. (x+8y)y' = 4x-y The general solution is (Type an
y varies jointly as x and the square of z and inversely as n. if y=80 when x=9, z=4, and n=18, find y when x=32, z=7, and n=35
Consider the function f(x) = 2x² - 9x + 1. Step 1 of 2: Interpret the meaning of f(-5) = 96. a. The instantaneous rate of change at x = -5 is 96. b. The slope o
A(n) ______ is a segmented circle whose segments portray the relative frequencies of the categories of some qualitative variable.