Expression 5: StartFraction, "x" squared Over 2 , EndFraction minus StartFraction, "x" to the 4th power Over 4 times 2 "a" squared , EndFraction plus StartFraction, "x" to the 6th power Over 6 times 24 "a" to the 4th power , EndFraction left parenthesis, 4 "a" squared minus 3 , right parenthesisx22−x44·2a2+x66·24a44a2−3
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Expression 6: "x" minus StartFraction, "x" cubed Over 2 "a" squared , EndFraction plus 4 StartFraction, "x" to the 5th power Over 24 "a" to the 4th power , EndFraction left parenthesis, 4 "a" squared minus 3 , right parenthesis minus 0 StartFraction, "x" to the 7th power Over 720 "a" to the 6th power , EndFraction left parenthesis, 16 "a" to the 4th power minus 60 "a" squared plus 45 , right parenthesis Has graph. To audio trace, press ALT+T.x−x32a2+4x524a44a2−3−0x7720a616a4−60a2+45
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Expression 7: StartFraction, 1 Over 3 "a" , EndFraction left parenthesis, "a" squared minus "x" squared , right parenthesis Superscript, 3 halves , Baseline Has graph. To audio trace, press ALT+T.13aa2−x232
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Expression 8: "f" left parenthesis, "x" , right parenthesis equals StartFraction, "x" Over "a" , EndFraction StartRoot, "a" squared minus "x" squared , EndRoot left brace, 0 less than or equal to "x" less than or equal to "a" , right bracefx=xaa2−x20≤x≤a
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Expression 9: "f" left parenthesis, StartFraction, "x" Over 1.0 5 , EndFraction , right parenthesis Has graph. To audio trace, press ALT+T.fx1.05