Find the side labeled x.

What will be an ideal response?


Mathematics

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If you have the following function, f ( x ) = -x 2 - 5x + 4, compute f (3), f (-2), f (5), f (-4). 

A. f (3) = 0, f (-2) = 21, f (5) = 6, f (-4) = 43 B. f (3) = –2, f (-2) = 18, f (5) = 4, f (-4) = 40 C. f (3) = 1, f (-2) = 20, f (5) = 7, f (-4) = 42 D. f (3) = –1, f (-2) = 19, f (5) = 5, f (-4) = 41 E. f (3) = –3, f (-2) = 16, f (5) = 2, f (-4) = 39

Mathematics

Solve the problem.Use a Taylor series to estimate the integral's value to within an error of magnitude less than 10-3.

A. 0.5911 B. 0.2899 C. 0.5352 D. 1.401

Mathematics

Compute the unit binormal vector and torsion of the curve. r(t) = 

A. B(t) = , ? = 
B. B(t) = , ? = 
C. B(t) = , ? = 
D. B(t) = , ? = 

Mathematics

Use De Moivre's theorem to simplify the expression. Write the answer in a + bi form.(2 - 2i)5

A. -64 + 64i
B. -  + i
C. -128 + 128i
D. -64 + 64i

Mathematics