Mathematics, 05.05.2020 21:12 andrewmena05
Which equation has the components of 0 = x2 - 9x - 20 inserted into the quadratic formula correctly?
O
x
= -9 V(-9)2 - 4(1)(-20)
x= 91V(- 9)2 - 4(1)(20)
2(1)
x= 9:(-92 - 4(1)(-20).
2(1)
x= -9 1(-9)2 + 4(1)(-20)
2(1)
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