Question

Using graphing technology, approximate the solutions of 0.45x2 − 2.61x + 2.88 = 0.

Answer 1

x ≈ 1.03 and x ≈ 5.12

x ≈ 1.28 and x ≈ 4.97

x ≈ 1.48 and x ≈ 4.32

x ≈ 1.78 and x ≈ 5.22

Answer 2

http://www.wolframalpha.com/input/?i=0.45x2+%E2%88%92+2.61x+%2B+2.88+%3D+0

Answer 3

so graph it :)
the "solutions" are where the graphic "touches" the x-axis

Answer 4

so it would be??

Answer 5

click the link and take a look at the graph

Answer 6

thanks :-))

Answer 7

or just graph it and zoom in closely to where the graph touches the x-axis

Answer 8

hint* that page may even mention the zeros =P

Answer 9

its x ≈ 1.48 and x ≈ 4.32
am i right?

Answer 10

yep

Answer 11

"using graphing technology" ... why do you need us :)

Answer 12

learn to use technology....its like cheating

Answer 13

yea who needs the quadratic formula when there's wolfram alpha

Answer 14

=D