Please answer this correctly

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Find the distance between (7,-6) and (-3,-9)

Given the numbers c = –3 and d = 4, which statement is true? a. |–c| = 3 and |–d| = –4 b. |–c| = 3 and –|d| = –4 c. –|c| = –4 and –|d| = 3 d. |–c| = 3 and –|d| = 4