Q9
In the xy-plane, if line k passes through the points
(3.-4) and (a,b), where b=4a-16 and a≠3,
what is the slope of k?
A. –4
B. –1/2
C. 0
D. 2
E. 4
ANS:E 請教如何算啊?
版主: shpassion, Traver0818
elizabeth88 \$m[1]:Q9
In the xy-plane, if line k passes through the points
(3.-4) and (a,b), where b=4a-16 and a≠3,
what is the slope of k?
A. –4
B. –1/2
C. 0
D. 2
E. 4
ANS:E 請教如何算啊?
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