College Algebra & Trigonometry, 2018a

11.4. APPLICATIONS 529
Section 5.1
1) Center:(3, −1) 3) Center:(1, 6)
Radius = 3 Radius = √ 20
8
6
4
2
−10−8−6−4−2
−2
2 4 6 8 10
−4
−6
−8
10
8
6
4
2
−10−8−6−4−2 −2 2 4 6 8 10
−4
−6
−8
5) Center:(−7, 4) 7) (x − 4) 2 +(y +1) 2 =25
Radius = √ 33 9) (x − 5) 2 +(y − 1) 2 =9
10
8
6
4
2
−14−12−10−8−6−4−2 −2 2 4 6 8 10
−4
−6
−8