Question

For the polynomial function ........................... find all local and global extrema.

Answer 1

A. No local extrema exist.

Answer 2

B. the only extrema point is (9,0).

Answer 3

C. The only extrema point is (-1.62, 0)

Answer 4

D. The local and global extrema are: (-3,0) , (0,-1.62) and (3,0)

Answer 5

Also guys Im not sure what the answer is

Answer 6

It's asking you to look for a max/min, it's best if you graph it out

Answer 7

ok, but how would you graph that out

Answer 8

Computer :P

Answer 9

I worked it earlier with my brother and he said it was B!

Answer 10

Is that suppose to be a x or x^2 -> 0.36x^2?

Answer 11

x^2

Answer 12

Ok, then it's just a parabola

Answer 13

oh crap sorry

Answer 14

let me redo it one sec sorry

Answer 15

\[f(x)= -0.02x ^{4} + .36x ^{2} - 1.62\]

Answer 16

Ok so the line is touching it a three spots so it has to be D right?

Answer 17

Use this: https://www.desmos.com/calculator

Answer 18

what do i type in for it?

Answer 19

Put in your function

Answer 20

ok

Answer 21

stupid expoent doesnt work

Answer 22

The graph I gave you was wrong, because I put -0.002 not -.02, and for exponents use this "^"

Answer 23

never i see how to use it

Answer 24

so this is how it is