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anonymous
 3 years ago
Give the values of a, b, and c from the general form of the equation (2x + 1)(x  2) = 0.
anonymous
 3 years ago
Give the values of a, b, and c from the general form of the equation (2x + 1)(x  2) = 0.

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0you can foil the problem by multiplying everything in

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0the first parenthesis by everything in the second

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1351610166859:dw

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0ok thanks can you help me with this one now

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0The line of symmetry of the parabola whose equation is y = ax2  4x + 3 is x = 2. What is the value of "a"?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0im not sure, but i think you are supposed to substitute 2 in for x y = ax2  4x + 3 y= a(2)^24x+3 y= 4a4(2)+3 y= 4a+8+3 y= 4a+11 11 11 _______________________________ y/411/4=4a/4 11y/4 = a Im not sure! though
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