What is the answer to this quadratic: 0=−2a2±2b−12 −2a2+2b−12=0
What is the answer to this quadratic:
Answer & Explanation
Beginner2021-12-21Added 46 answers
is not a solvable quadratic. I will assume you meant
The quadratic formula is:
The answer is or
Beginner2021-12-22Added 34 answers
Quadratic equations like this one, with an term but no x term, can still be solved using the quadratic formula, , once they are put in standard form:
This equation is in standard form:
Substitute 2 for a, 0 fro b, and for c in the quadratic formula,
Multiply -4 times 2
Multiply -8 times
Take the square root of
Multiply 2 times 2
Now solve the equation when is plus and minus
Skilled2021-12-29Added 437 answers
Subtract from both sides. Anything subtracted from zero gives its negation.
Add 12 to both sides
The equation is in standard form.
Divide both sides by 2
Dividing by 2 undoes the multiplication by 2.
Divide by 2
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