Decide if the number is rational or irrational.
A. Irrational
B. Rational
Answer: B
Mathematics
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Use a formula to solve the problem.The area of a trapezoid is 76 square feet. If the bases are 5 and 14 feet, find the altitude of the trapezoid.
A. 16 ft B. 4 ft C. 1.5 ft D. 8 ft
Mathematics
Evaluate the determinant.
A. 16 - 2
B. 16 + 2
C. -19
D. 19
Mathematics
Find all critical numbers for the function. State whether it leads to a local maximum, a local minimum, or neither.f(x) = x - 
A. Local maximum at -7; local minimum at 7
B. Local maximum at -
; local minimum at 
C. Local maximum at 
; local minimum at -
D. No critical numbers; no local extrema
Mathematics
Write an inequality involving the variable x that describes the set of numbers graphed.
A. -6 < x < -2 B. -6 < x ? -2 C. -6 ? x < -2 D. -6 ? x ? -2
Mathematics