the discriminant b^2 - 4ac when the equation is in the form of ax^2 +bx+c=0
13x^2-16x = x^2 -x
we need to get in it the standard form
subtract x^2 from each side
12x^2 -16x = -x
add x to each side
12x^2 -15x = 0
12x^2 -15x -0 =0
a=12 b=-15 c=0
b^2 -4ac
the discriminant = b^2
b^2 = (-15)2 = 225
Answer:
11
Step-by-step explanation:
What would you need help with the most with this big problem?
7 + b
= 7 + 15
= <u>22</u>
<u>hope</u><u> </u><u>it</u><u> </u><u>helps</u><u>!</u>
Equation of line is doubling
