Solve the equation.x2/5 - x1/5 - 20 = 0

A. {-5, 4}
B. {3125, -1024}
C. {5, -4}
D. {-3125, 1024}


Answer: B

Mathematics

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Solve.Find the length of x in the diagram below.

A. x = 5 - 
B. x = 
C. x =  - 3
D. x =  - 3

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Simplify the root, if possible.

A. cannot be simplified
B. (5m + 3n)2
C.
D. 5m + 3n

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Eliminate the decimals by multiplying by a power of 10 and then solve.0.70x - 0.20(40 + x) = 0.80(40)

A. 40 B. 70 C. 80 D. 90

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Factor.8y2 + 18y + 9

A. Prime B. (4y - 3)(2y - 3) C. (8y + 3)(y + 3) D. (4y + 3)(2y + 3)

Mathematics