A portion of the Quadratic Formula proof is shown. Fill in the missing reason
Statements
Reas...
Mathematics, 05.07.2020 21:01 bm42400
A portion of the Quadratic Formula proof is shown. Fill in the missing reason
Statements
Reasons
ax2+bx+c 0
Given
ax? + bx-c
Subtract c from both sides of the equation
С
***Ex-
Divide both sides of the equation by a
a
b
b
x2
X +
+
Complete the square and add
b
2a
to both sides
a
2a
2a
b
x2
X +
c b?
a 4a?
Square
b
2a
on the right side of the equation
а
2a
2
x?
+
X +
b
2a
4ac
4a
+
b?
4a?
?
Find a common denominator on the right side of the equation
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