Solve each equation by completing the square.
-x2 - 4x = 21
Correct Answer:
Verified
Q8: Use the square root property to solve
Q9: Add the proper constant to each binomial
Q10: Add the proper constant to each binomial
Q11: Add the proper constant to each binomial
Q12: Add the proper constant to each binomial
Q14: Solve each equation by completing the square.
-x(
Q15: Solve each equation by completing the square.
-2x2
Q16: Solve each equation by completing the square.
-x2
Q17: Solve each equation by completing the square.
-4x2
Q18: Solve each equation by completing the square.
-2x2
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