Equation of Line Tangent to Circle

What is the value of x?

• 22

• 25

• 15

• 20

• 7
• 10
• 8
• 9

• 7x-3y-31=0

• 7x-3y-23=0

• 7x-3y-17=0

• 3x-7y-31=0

• 3x-7y-23=0[[

the equation of line that tangent to circle \(\left(x-2\right)^2+\left(y+1\right)^2=13\) and has abscissa -1 is ... .

• 3x-2y-3=0

• 3x-2y-5=0

• 3x+2y-9=0

• 3x+2y+9=0

• 3x+2y+5=0

Given a circle having center (-3,b) and radius 5. if the line 3x-4y=8 tangent to the circle, the value of b is ... .

• 10.5 or 2

• 5.5 or 2

• 2 or -5.5

• 2 or -10

• 2 or -10.5

• 2x-3y+13=0

• 2x-3y-13=0

• 2x-3y-10=0

• 3x-2y-13=0

• 3x-2y-10=0

• y=2x-14

• y=2x-11

• y=2x+5

• y=2x+9

• y=2x+15