171k views
14 votes
What is the value of "b" in the following quadratic? (Make sure the equation is in

standard form: ax2 + bx+c=0)
X^2 + 28 = -112

1 Answer

8 votes

Answer:

b = -84

Explanation:

x² + 28 = -112

x² - 84 = 0

ax² + bx + c = 0

1x² + 0x + (-84) = 0

a = 1; b = 0; c = -84

Answer: b = -84

User Darryn Campbell
by
3.9k points