Provide an appropriate response.(2x + 3)3 =

A. 8x3 + 36x2 + 54x + 27
B. 2x3 + 18x2 + 54x + 27
C. 8x3 + 18x2 + 54x + 27
D. 8x3 + 3x2 + 3x + 27
E. 8x3 + 12x2 + 18x + 27


Answer: A

Mathematics

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Find the triple scalar product (u x v) ? w of the given vectors.u = 4i + 2j - k; v = 8i + 8j - 7k; w = 10i + 3j - 6k

A. -96 B. -8 C. -105 D. -144

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Evaluate the integral. Give your answer in exact form.

A.  + ln(2)
B.  + ln(7 + 4)
C.  + ln(7 + 4)
D.  + ln 4

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Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = x2 - 6x + 5

A. domain: {x|-? < x < ?}
range: {y|y ? -4}

B. domain: {x|-? < x < ?}
range: {y|y ? 4}

C. domain: {x|-? < x < ?}
range: {y|y ? -4}

D. domain: {x|-? < x < ?}
range: {y|y ? 4}

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Estimate the value of  by rounding each number to the nearest ten. ?

A. -102 B. 102 C. -16 D. 152

Mathematics