Add blank to each side of x^2-8x=9
1 answer:
Step-by-step explanation:
To complete the square, take half of the second coefficient, square it, then add the result to both sides.
(-8/2)² = (-4)² = 16
x² − 8x + 16 = 9 + 16
Solving:
(x − 4)² = 25
x − 4 = ±5
x = 4 ± 5
x = -1 or 9
You might be interested in
15 is 3 times 5. The point (5, 0) is dilated to the point (15, 0) by using a factor of
K = 3.
C. is the answer your looking for
You should try asking a tutor on the brainly app
<span>|x - 45| = 3; minimum angle: 42 degrees</span>
Answer:
56.5
Step-by-step explanation: