Write the interval as an inequality involving x, and illustrate the inequality using the real number line.(-1, ?)
A. x > -1
B. x > -1
C. x ? -1
D. x ? -1
Answer: A
Mathematics
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Find all points where the function is discontinuous.
A. x = 1, x = 5 B. x = 4 C. x = 1, x = 4, x = 5 D. None
Mathematics
In 
, m
= 37° and m
= 116°. Find the measure of exterior angle RTV.
What will be an ideal response?
Mathematics
Estimate the magnitude of the error involved in using the sum of the first four terms to approximate the sum of the entire series.
A. 1.68 × 10-1 B. 1.96 × 10-2 C. 6.00 × 10-2 D. 3.36 × 10-2
Mathematics
Solve the equation. Use the multiplication axiom.9a = -81
A. {90} B. {-90} C. {1} D. {-9}
Mathematics