Find the equation of the tangent line to the curve when x has the given value.f(x) = 
; x = 4
A. y = - 6x + 36
B. y = - 3x + 12
C. y = - 3x + 24
D. y = - 3x
Answer: C
Mathematics
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Use a graphing calculator to help determine whether or not the given functions are inverses of each other.f(x) = 
; g(x) = 0.4x2 - 1.6, x ? 0
A. Yes B. No
Mathematics
Use the Remainder Theorem to find the remainder.f(x) = x4 + 3x3 - 36x2 + 18x - 763 is divided by x - 6
A. -763
B. -439
C. - 
D. -7
Mathematics
The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, ?).y = 5
A. r = 5 B. sin ? cos ? = 5 C. r sin ? = 5 D. r cos ? = 5
Mathematics
Find an equation for the line tangent to the graph of the given function at the indicated point.f(x) = x3 - x2 at (0, 0)
A. y = -2 B. y = 1 C. y = 3 D. y = 0
Mathematics