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anonymous
 5 years ago
49b^2+41b+9
Solve showing step by step
please
anonymous
 5 years ago
49b^2+41b+9 Solve showing step by step please

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amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1what do you get when you try it?

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1the most basic method would be to complete the square; which is just the long hand version of the quadratic formula

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[49b^2+41b+9\] \[ax^2+bx+c=0\] quadratic formula:\[roots = {b \pm \sqrt{\Delta} \over 2a} \] where,\[\Delta = b^24ac\]

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1isnt writing delta for a shortcut, and then haveing to define delta kinda defeating the purpose of writing delta to begin with ;)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0That's an expression and not an equation

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0well, it depends.. you can use Delta to find the vertex so... you never know, always good to have as a side (:

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1how do you use delta, the discriminate, to find the vertex?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0After you find Delta, discriminate the points of vertex should be: y=D/4a at x=b/2a
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