Find any excluded values.

A. 81
B. -6, 81
C. -6
D. 6


Answer: C

Mathematics

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Factor completely. If the polynomial cannot be factored, say it is prime.15x4 + 10x2 - 6x2 - 4

A. (5x2 + 2)(3x2 - 2) B. (15x2 + 2)(x2 - 2) C. (5x2 - 2)(3x2 + 2) D. (5x4 - 2)(3x + 2)

Mathematics

Solve the system of equations by substitution.

A. (7, 0) B. (0, -7) C. (1, -8) D. no solution

Mathematics

Find the area of the shaded region.

A. 156 square meters B. 166 square meters C. 200 square meters D. 38 square meters

Mathematics

Provide an appropriate response.Rank the numbers in order from smallest to largest.3.45 x 103, 8.44 x 105, 2.79 x 10-5, 3.48 x 103, 5.02 x 10-6

A. 5.02 x 10-6 < 3.45 x 103 < 3.48 x 103 < 8.44 x 105 < 2.79 x 10-5 B. 2.79 x 10-5 < 5.02 x 10-6 < 3.45 x 103 < 3.48 x 103 < 8.44 x 105  C. 5.02 x 10-6 < 2.79 x 10-5 < 3.45 x 103 < 3.48 x 103 < 8.44 x 105  D. 8.44 x 105 < 3.48 x 103 < 3.45 x 103 < 2.79 x 10-5 < 5.02 x 10-6 

Mathematics