*Medal for best answer!!!*
What is the value of the coefficient of "a" when the quadratic equation y = (5x − 2)(2x + 3) is written in standard form?

−11

−6

7

10

Question

*Medal for best answer!!!*
What is the value of the coefficient of "a" when the quadratic equation y = (5x − 2)(2x + 3) is written in standard form?

 −11

 −6

 7

 10

mertsj · Answer

Why are you posting this again?  The answer is the same:  
Put your equation into this form:
$$y=ax^2+bx+c$$

anonymous · Answer

I lost it last time, I had to repost so I could get your equation again.
How do I do that?

mertsj · Answer

Use FOIL to multiply the two binomials and then collect the like terms.

anonymous · Answer

y = 21 - 6?

anonymous · Answer

@Mertsj

phi · Answer

short video on how to do this http://www.khanacademy.org/math/algebra/polynomials/multiplying_polynomials/v/multiplying-binomials

mertsj · Answer

|dw:1369684304658:dw|