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
Mathematics
Provide an appropriate response.Simplify 
, 
, 
, 
, 
, and 
and describe the pattern you see.
What will be an ideal response?
Mathematics
State whether the slope of the line is positive, negative, zero, or undefined.
A. zero B. positive C. undefined D. negative
Mathematics
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