merioemiro
merioemiro merioemiro
  • 24-05-2021
  • Mathematics
contestada

What is the value of this function evaluated at f(-3)?
f(x) = 2x2+ 5x - 9

Respuesta :

s1m1
s1m1 s1m1
  • 24-05-2021

Answer:

-6

Step-by-step explanation:

f(x) = 2x² +5x -9

f(-3) means f(x=-3) so substitute x with -3 in the equation

f(-3) = 2*(-3)³ +5(-3) -9 = 2*9 -15 -9 = 18 -24 = -6

Answer Link
willowandthetree
willowandthetree willowandthetree
  • 24-05-2021

Answer:

The answer is either x=1 or f(0)=-5

Step-by-step explanation:

im not sure but I hope this helps

Answer Link

Otras preguntas

PLEASE HELP!! WILL MARK BRAINLIEST :)
PLS HELP ASAP GIVING BRAINLIEST TO RIGHT AWNSER
what's 2+25409762135687
Provide a 3 to 4 sentence overview of the Microsoft Windows features.
what the balance electrons for calcium​
Simplify the expression. (–8.6)0 1 –1 –8.6 0
Name 5 things in which Financial Literacy you find it useful
Consider the following. (Assume that the coins are distinguishable and that what is observed are the faces or numbers that face up.) Three coins are tossed; the
length of rope measures 8 3/4 km. If a piece of rope measuring 2 1/2 km was cut off, what length of rope remained? *​
Which is NOT a way to state the meaning of the expression c+5?