Which best explains why
Mathematics, 17.12.2020 09:10 brittanysanders
The first few steps in deriving the quadratic formula are
shown.
Which best explains why
02
422
is not added to the left
-C-ax+bx
side of the equation in the last step shown in the table?
Use the subtraction property of
equality
Factor out a
DO
-c-
-C-ax
The term
52
402
is added to the right side of the
b
2a
52
4a
Find half of the b value and square
it to determine the constant of the
perfect square trinomial
b
bi
4a
X2
a
ba
4a1
equation, so it needs to be subtracted from the left
side of the equation to balance the sides of the
equation.
The distributive property needs to be applied to
determine the value to add to the left side of the
equation to balance the sides of the equation.
b2
The term needs to be converted so it has a
492
common denominator before adding it to the left side
of the equation to balance the equation.
The square root of the term needs to be found before
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The first few steps in deriving the quadratic formula are
shown.
Which best explains why
Which best explains why
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