Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.x-2/5 ? x3/5
A. x-1/5
B. x5/6
C. x1/5
D. x6/5
Answer: C
Mathematics
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Multiply using the special product rules for binomials.(4x2 - 5y)2
A. 16x2 - 40x2y + 25y2 B. 16x4 - 41x2y + 25y2 C. 8x4 - 20x2y + 10y2 D. 16x4 - 40x2y + 25y2
Mathematics
Write the number as the product of prime factors.651
A. 21 ? 31 B. 3 ? 3 ? 31 C. 3 ? 7 ? 31 D. 7 ? 7 ? 31
Mathematics
For the function represented in the graph, determine the domain or range, as requested.Find the domain.
A. {-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5} B. {x? -4 ? x ? 4} C. {x? -2 ? x ? 2} D. {x? -2 ? x ? 4}
Mathematics
Find the average of the numbers.4, 3, 10, 15, 3
A. 8.75 B. 8 C. 36 D. 7
Mathematics