Factor the sum or difference of two cubes.a3b3 + 343

A. (ab + 7)(a2b2 - 7ab + 49)
B. (ab - 7)(a2b2 + 7ab + 49)
C. (ab - 7)(a2b2 + 49)
D. (ab + 7)(a2b2 - 49)


Answer: A

Mathematics

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Write the equation of a sine function that has the given characteristics.The graph of y = x2, shifted 8 units downward

A. y = x2 + 8
B. y = 
C. y = 8x2
D. y = x2 - 8

Mathematics

Evaluate the function.Given that f(x) =  + , find f(3).

A.   ? 0.0000
B.   ? 7.5000
C.   ? 3.2321
D.   ? 0.2321

Mathematics

Evaluate the sum.

A. 147 B. 146 C. 132 D. 133

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Complete the square in x or y to find a Cartesian equation of the form y = C(x - h)2 + k or x = C(y - h)2 + k for the given equation.x2 + 4x + 7y - 17 = 0

A. y = - (x + 2)2 + 3
B. y = - (x + 2)2 - 3
C. y = - (x - 2)2 + 3
D. y = (x - 2)2 + 3

Mathematics