(b) Solve for x the quadratic equation x2 - 4x + 8 = 0.
Give your answer correct to three significant figures.
Answers
Answered by
2
Answer:
the answer is = 8x . please make me branlist
Answered by
0
Answer:
ANSWER
Given x
2
+4x−8=0
⟹x
2
+2(x)(2)+2
2
−2
2
−8=0
⟹(x+2)
2
−4−8=0
⟹(x+2)
2
=12⟹x+2=±2
3
⟹x=−2±2
3
Similar questions