Slope question - help!?

0 ⤊

What is the slop of the tangent of f(x) – (7x – 3)^2 at x = -1?

2007-06-26 08:17:34 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

-140

2007-06-26 08:20:03 · answer #1 · answered by miggitymaggz 5 · 0⤊ 0⤋

y = (7x-3)^2
dy/dx = 14(7x-3)
When x=-1 dy/dx = 14(-7-3) = -140

2007-06-26 08:26:58 · answer #2 · answered by ironduke8159 7 · 0⤊ 0⤋

you mean f(x)=(7x-3)^2

2007-06-26 08:21:19 · answer #3 · answered by Theta40 7 · 0⤊ 1⤋

i got 100. I'm pretty sure that's wrong but i tried

2007-06-26 08:26:30 · answer #4 · answered by Anonymous · 0⤊ 1⤋