Substitute a=1,b=−3 and c=−3 into the quadratic formula a=2a−b±b2−4ac
a=23±(−3)2−4(−3)
Simplify the expression
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Evaluate
(−3)2−4(−3)
Multiply the numbers
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Evaluate
4(−3)
Multiplying or dividing an odd number of negative terms equals a negative
−4×3
Multiply the numbers
−12
(−3)2−(−12)
Rewrite the expression
32−(−12)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses