document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=823828>Question 823828</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Question 1: the following is the graph of the equation y=x^2, in which y is a function of x. Which of these describes the range of the function? <BR>\n" );
document.write( "A. X is all real numbers<BR>\n" );
document.write( "B. y is all real numbers<BR>\n" );
document.write( "C. Y> or = 0<BR>\n" );
document.write( "D. X> or = 0\r<BR>\n" );
document.write( "\n" );
document.write( "Question 2: as a homework assignment, Amy has done a study on the number of hours spent on homework a week and the average grade in a particular math class. She found the relationship to be g=70+3h, where g represents the grade earned and h represents the number of hours spent on homework. If a student spends 6 hours doing math homework each week, what grade can that student expect? <BR>\n" );
document.write( "A. 90<BR>\n" );
document.write( "B. 88<BR>\n" );
document.write( "C. 86<BR>\n" );
document.write( "D. 82\r<BR>\n" );
document.write( "\n" );
document.write( "Question 3: what is the range of the function f(x)=1/2x+4 when the domain is {-2,0,4}?<BR>\n" );
document.write( "A. {-3,4,6}<BR>\n" );
document.write( "B. {2,4,10}<BR>\n" );
document.write( "C. {3,4,6} <BR>\n" );
document.write( "D. {4,6,8}\r<BR>\n" );
document.write( "\n" );
document.write( "Question 4: Jane started a weekend pet-care business. She bought the necessary supplies for $210. Jane chRges $25 per weekend for each pet she cares for. Which function best represents her net profit in terms of x, the number of pets she cares for?<BR>\n" );
document.write( "A. F(x)=x+25-210<BR>\n" );
document.write( "B. f(x)=210-25x<BR>\n" );
document.write( "C. F(x)=210x-25<BR>\n" );
document.write( "D. F(x)=25x-210 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #495833 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=495833\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Question 1: the following is the graph of the equation y=x^2, in which y is a function of x. Which of these describes the range of the function? <BR>\n" );
document.write( "A. X is all real numbers<BR>\n" );
document.write( "B. y is all real numbers<BR>\n" );
document.write( "C. Y> or = 0<BR>\n" );
document.write( "D. X> or = 0<BR>\n" );
document.write( "Ans: C<BR>\n" );
document.write( "----------------------------- <BR>\n" );
document.write( "Question 2: as a homework assignment, Amy has done a study on the number of hours spent on homework a week and the average grade in a particular math class. She found the relationship to be g=70+3h, where g represents the grade earned and h represents the number of hours spent on homework. If a student spends 6 hours doing math homework each week, what grade can that student expect? <BR>\n" );
document.write( "A. 90<BR>\n" );
document.write( "B. 88<BR>\n" );
document.write( "C. 86<BR>\n" );
document.write( "D. 82 <BR>\n" );
document.write( "Answer: g(6) = 70 + 3*6 = 88<BR>\n" );
document.write( "---------------------------------------<BR>\n" );
document.write( "Question 3: what is the range of the function f(x)=(1/2)x+4 when the domain is {-2,0,4}?<BR>\n" );
document.write( "A. {-3,4,6}<BR>\n" );
document.write( "B. {2,4,10}<BR>\n" );
document.write( "C. {3,4,6} <BR>\n" );
document.write( "D. {4,6,8}<BR>\n" );
document.write( "Ans: C<BR>\n" );
document.write( "======================= <BR>\n" );
document.write( "Question 4: Jane started a weekend pet-care business. She bought the necessary supplies for $210. Jane chRges $25 per weekend for each pet she cares for. Which function best represents her net profit in terms of x, the number of pets she cares for?<BR>\n" );
document.write( "A. F(x)=x+25-210<BR>\n" );
document.write( "B. f(x)=210-25x<BR>\n" );
document.write( "C. F(x)=210x-25<BR>\n" );
document.write( "D. F(x)=25x-210<BR>\n" );
document.write( "Ans: D<BR>\n" );
document.write( "====================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "====================<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );