Write the given set in interval notation and graph the set on a number line.{x|x < -4}

A. (-4, ?)

B. (-?, -4]

C. (-?, -4)

D. [-4, ?)


Answer: C

Mathematics

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Find the cross-product and determine whether the proportion is true or false. = 

A. 110.25 ? 248.0625; false B. 164.25 = 110.25; true C. 165.375 ? 165.375; false D. 165.375 = 165.375; true

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Provide an appropriate response.Simplify  ,  ,  ,  ,  , and  and describe the pattern you see.

What will be an ideal response?

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State whether the slope of the line is positive, negative, zero, or undefined.

A. zero B. positive C. undefined D. negative

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Identify the degree and leading coefficient of the polynomial.f(x) = -10x3 + 9 - 2x4 + x9 - 15x2

A. Degree: 3; leading coefficient: -10 B. Degree: 9; leading coefficient: 1 C. Degree: 4; leading coefficient: -2 D. Degree: 9; leading coefficient: -10

Mathematics