Evaluate the expression using the given values.x = 9, y = 9

A. -117
B. 9
C. 117
D. -9

Answer: B

Mathematics

Simplify the radical.

A. x⁵
B. x¹⁰
C. x¹⁰
D. x⁵

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Mathematics

Find the gradient field F of the function f.f(x, y, z) = x6y7 +

A. F = 6x⁵y⁷i + 7x⁶y⁶j - k
B. F = (6x⁵ + 6x⁵)i + 7y⁶j + k
C. F = (6x⁵ + 6x⁵)i + 7y⁶j - k
D. F = i + 7x⁶y⁶j - k

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Mathematics

Provide an appropriate response.Find the area of the lattice polygon.

A. 12 B. 16 C. 14 D. 8

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Mathematics

Solve and check.x2 = 25

A. -5 B. -5, 5 C. -5, 0, 5 D. 5

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Mathematics