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8 votes
8 votes
This is with tangents I have already figured out one portion of the problems please help

This is with tangents I have already figured out one portion of the problems please-example-1
User Kirill Ermolov
by
3.3k points

2 Answers

10 votes
10 votes

Answer:

-5

Explanation:

negative times negative is positive so squared can be negative or positive

User Christian Legge
by
2.3k points
18 votes
18 votes

Answer:

x = -5, x = 5

Explanation:

Tangents to a circle drawn to a point outside the circle are equal in length. Therefore, AB = AC.

Given:

  • AB = x² + 8
  • AC = 33

AB = AC

⇒ x² + 8 = 33

Subtract 8 from both sides: x² = 25

Square root both sides: x = ±5

Therefore, x = -5, x = 5

User Mankeomorakort
by
3.6k points