นิพจน์ 9: .8co tangent left parenthesis, "x" minus StartFraction, 5 pi Over 6 , EndFraction , right parenthesis plus 5.9 left brace, "x" greater than 4.5 5 , right brace left brace, "x" less than 5.3 2 , right brace.8cotx−5π6+5.9x>4.55x<5.32
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นิพจน์ 10: negative 1co tangent left parenthesis, "x" minus StartFraction, 5 pi Over 4 , EndFraction , right parenthesis plus 5.6 left brace, "x" greater than 4.5 7 , right brace left brace, "x" less than 5.5 7 , right brace−1cotx−5π4+5.6x>4.57x<5.57
10
นิพจน์ 11: co secant left parenthesis, 5 "x" minus StartFraction, 3 pi Over 2 , EndFraction , right parenthesis plus 10 left brace, "x" greater than or equal to negative 4.6 8 9 , right brace left brace, "x" less than negative 4.6 8 , right bracecsc5x−3π2+10x≥−4.689x<−4.68
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นิพจน์ 12: left parenthesis, "x" minus "h" , right parenthesis squared plus left parenthesis, "y" minus "k" , right parenthesis squared equals "r" squaredx−h2+y−k2=r2
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นิพจน์ 13: "h" equals negative 7h=−7
negative 10−10
1010
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นิพจน์ 14: "k" equals 7.8k=7.8
negative 10−10
1010
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นิพจน์ 15: "r" equals 1.7r=1.7
negative 10−10
1010
15
นิพจน์ 16: "x" plus 8.4 7 left brace, negative 6.1 2 less than or equal to "x" less than or equal to negative 4.6 8 , right bracex+8.47−6.12≤x≤−4.68
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นิพจน์ 17: "y" equals 0 "x" positive 2.3 7 left brace, negative 6.1 less than or equal to "x" less than or equal to negative 4.6 8 6 , right bracey=0x+2.37−6.1≤x≤−4.686
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นิพจน์ 18: "y" equals StartAbsoluteValue, "x" minus 0 , EndAbsoluteValue plus 6 left brace, negative 0.6 less than or equal to "x" less than or equal to 0.6 , right bracey=x−0+6−0.6≤x≤0.6
