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Verified answer
JawabA(a,b)
berjarak 1 satuan dari y =7
b = 7-1 =6
A(a,6) berjarak 5 satuan dari (3,2)
d = 5
d² = (x1- x2)² + (y1- y2)²
5² = (a-3)² +(6-2)²
25 = (a-3)² + 16
(a-3)² = 9 = 3²
a -3 = 3
a = 0
titik A (a,b) = (0,6)