Solve the problem.A square with sides of length x has an area  so the length x can be calculated from the area A as   Find the length of the sides of a square which has an area of 2401 square inches.

A. 24.5 in.
B. 49 in.
C. 5,764,801 in.
D. 98 in.


Answer: B

Mathematics

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Find the unit tangent vector T and the principal unit normal vector N. r(t) = (t2 - 8)i   + (2t - 8)j  + 7k 

A. T = i  + j; N = i  + j
B. T = i  + j; N = i  - j
C. T = i  - j; N = - i  - j
D. T = i  + j; N = i  - j

Mathematics

Determine whether the function is odd, even, or neither.f(x) = -6x4 + 8x - 2

A. Odd B. Neither C. Even

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Graph the system of inequalities.y < 4x - 4y ? 2x

A.

B.

C.

D.

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Use synthetic division to perform the division.

A. x4 + 3x3 - 3x2 + 2x - 3 + 
B. x4 + 3x3 - 3x2 + 2x + 3 + 
C. x3 + 3x2 - 3x + 2 + 
D. x4 + 3x3 - 3x2 + 2x + 3

Mathematics