Solve the problem.If an earthquake measures 5.0 on the Richter scale, what is its intensity, I, in terms of I0? Use 
A. 92,416 ? I0
B. 437,816? I0
C. 1,755,109 ? I0
D. 100,000 ? I0
Answer: D
Mathematics
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Evaluate for the value of the variable(s) indicated.x3 - 2x2y + 2y + 3 for x = 4 and y = 2
A. 7 B. 135 C. 199 D. 47
Mathematics
Solve.The pitch of a screw is the distance between threads. With each complete rotation of the screw, it goes in or out a distance equal to its pitch. How far will a screw with a pitch of 
in. go into a piece of wood when it is turned 10 complete rotations clockwise?
A. 
in.
B. 
in.
C. 
in.
D. 
in.
Mathematics
Solve the inequality.x2 + 9x ? 0
A. [0, 9] B. [-9, 0] C. (-?, 0] or [9, ?) D. (-?, -9] or [0, ?)
Mathematics
Factor the polynomial by removing the common monomial factor. 16x3 - 12x2 - 20x
A. 4(4x3 - 3x2 - 5x) B. 16x(x2 - 12x - 20) C. 4x(4x2 - 12x - 20) D. 4x(4x2 - 3x - 5)
Mathematics