Provide an appropriate response.Use the FOIL method to show that (8x + 16)(x - 9) is 8x2 - 56x - 144. If you were asked to completely factor 8x2 - 56x - 144, why would it be incorrect to give (8x + 16)(x - 9) as your answer?

What will be an ideal response?


The factor of 8 should be factored out.

Mathematics

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The scores on a 30-point multiple-choice exam are given in the following frequency table: The interquartile range on the exam is

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Find the phase shift of the function.y = cos 

A. - 
B.
C. 2?
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Solve the problem.Anne and Nancy use a metal alloy that is 16% copper to make jewelry. How many ounces of an alloy that is 10% copper must be mixed with an alloy that is 20% copper to form 55 ounces of the desired alloy?

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Mathematics