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

A. 10 ? 40; false
B. 40 = 40; true
C. 2 ? 200; false
D. 20 = 20; true


Answer: D

Mathematics

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Use synthetic division to find the quotient and the remainder.6x5 - 5x4 + x - 4 is divided by x + 

A. 6x4 - 2x3 - x2 + x + ; remainder - 
B. 6x4 - 8x3 + 5; remainder - 
C. 6x4 - 2x3 + x2 - x + ; remainder - 
D. 6x4 - 8x3 + 4x2 - 2x + 2; remainder -5

Mathematics

Solve the equation using the quadratic formula.2x2 = -8x - 7

A.  
B.  
C.  
D.  

Mathematics

Explain how the graph of f can be obtained from the graph of y =  or y = . f(x) = 

A. Shift the graph of y =  to the left 20 units and downward 5 units.
B. Stretch the graph of y =  vertically by a factor of 20, and shift to the left 5 units.
C. Shift the graph of y =  to the right 5 units and upward 20 units.
D. Stretch the graph of y =  vertically by a factor of 5, and shift to the left 20 units.

Mathematics

Answer the question.The table shows the number of pupils per teacher in selected states.Which states have a figure greater than 16.7?

A. Alaska, Texas, Wyoming, Maine, Missouri B. Alaska, California, Idaho C. Idaho D. California, Idaho

Mathematics