Top 10k strings from O'Level Maths Revision - Equations & Inequalities (1984)(Rose Software)(16k)(Side A).tzx in <root> / bin / z80 / software / Sinclair Spectrum Collection TOSEC.exe / Sinclair ZX Spectrum - Utilities & Educational / Sinclair ZX Spectrum - Utilities & Educational - [TZX] (TOSEC-v2007-01-01) /
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3 sc
3 o$=" "
3 c$=" ":
3 CORRECT ANSWER
3 ;"SOFTWARE"
3 ;"Press any key":
3 ;"PLEASE WAIT":
3 ;" NEED help? ENTER h "
3 ;" ":
3 00000000000
3 );"x";("+"
3 your working? y or n ":
3 Multiply
3 Like to see why?
3 Hi there
2 s$="y=x+"+
2 f$="in the form eg:
2 a$="RUBBISH"
2 Simultaneous Equations
2 DIFFERENCE
2 =";x;" and y=";y;
2 ;"simultaneous";
2 ;"satisfy the 2nd equation:";
2 ;"line y=";m;
2 ;"into the 1st equation";
2 ;"equations:";
2 ;"Your answer: ";a$:
2 ;"TOTAL INCORRECT: ";v;
2 ;"=";a*(a-1
2 ;"(same spaces please)":
2 ;" y=mx+c ";
2 ;" Linear Equations
2 00000000000000000000000000000000000000000000000000000002222222200000000000000000000000022222222200000000000000000000002222222222000000000000000000002222222222222200000000000000000222222222222222200000000000000002222222222222222000000000000000022222222222222220000000000000000222222222222222200000000000000002222222222222222000000000000000022222222222222220000000000000000222222222222222200000000000000002222222222222222000000000000000000222222222222200000000000000000000222222222200000000000000000000000222222222000000000000000000000002222222200000000000000000000000000000000000000000000000000
2 ((x+a)*(t-1
2 your answer
2 y = mx + c Linear Equations
2 ";
2
1 se A
1 se C
1 represents a straight line",,,"with
1 m;"x-1=0 ?":
1 m+"x"+("+"
1 le2 A y!
1 le2 D
1 le1 A p!
1 le1 D
1 in the form eg:(3,2)m
1 gr
1 f$="in the form: y=mx+c":
1 f$="in the form eg:(3,2)":
1 f$="as: y=mx+c ":
1 f$="(omit cms.)":
1 c=y-a*x/(a-1
1 THE gradient of the line is:";m
1 Simultaneous Equations
1 Rose Software
1 Linear Equations 2
1 Linear Equations 1
1 FROM our graph,
1 Educational
1 Created with Ramsoft MakeTZX2w
1 ANSWER: ";p$;" (cms.)
1 ANSWER IS: y=";m;"x";("+"
1 A.Cowley Mar.1983
1 =";(x+a)*(t-1
1 ;m;"x=";-c;"+y";
1 ;a;"y=";a*y;
1 ;"y=0 into the equation"
1 ;"y=";a*x-(a-1
1 ;"y =";(a*a-(a-1
1 ;"through(1,";m+1
1 ;"through ";:
1 ;"the other";
1 ;"the gradient";
1 ;"the equation";
1 ;"the distance";
1 ;"points";
1 ;"passing";
1 ;"passing thro'";
1 ;"parallel to";
1 ;"of the line";
1 ;"of the line"
1 ;"line ";:
1 ;"is ";(d$
1 ;"intercept?"
1 ;"for the";
1 ;"equation";
1 ;"difference in x":
1 ;"by putting"
1 ;"between the";
1 ;"are found";
1 ;"a straight";
1 ;"Your answer:";
1 ;"The points at which the straight",,"line cuts the axes are called",,,"the
1 ;"TOTAL INCORRECT: ";v
1 ;"TOTAL CORRECT: ";u;
1 ;"Rearrange the equation to:","y=";m;"x+1":
1 ;"Press RUN & ENTER to re-start":
1 ;"ONE INTERCEPT";
1 ;"Need help?
1 ;"NOW we'll calculate that:-":
1 ;"It cuts the y axis at the point (0,c)":
1 ;"In ";a;" years time,","
1 ;"HORIZONTAL"
1 ;"Giving y=";m;"x0";("+"
1 ;"GIVING: ";m+1
1 ;"CORRECT ANSWER: ";m
1 ;"=(";m;"x1)+c SO:c=1":
1 ;"= 4 (here)";
1 ;"= VERTICAL";
1 ;": x=0 into the equation";
1 ;"+";(y-z)^2
1 ;"(";x;",";y;")";:
1 ;"(";a;" X ";x;")=(";2
1 ;" X ";y;")=";a*x-(a-1
1 ;" X ";x;")-(";a;" X ";y;")=";(a-1
1 ;" X ";x;")+";a;"y=";(a-1
1 ;" INTERCEPTS
1 ;" EQUATIONS
1 ;" (7,4)";
1 ;" and ";
1 ;" equation is:-
1 ;" The ";
1 ;" of a linear ";
1 ;" ";
1 ;" "
1 9O Level Maths Revision: Equations & Inequalities - Side A
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1 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002
1 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000j
1 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
1 -";a;"y=";(a-1
1 -";a*a;"y";
1 +";a;"y=";(a-1
1 +";a;")
1 +";(x+a)*(t-1
1 *a;"y=";a*(x-2
1 *a;"y";("+"
1 *a;" X ";y;")";("+"
1 );y;"=";m;"X";x;"+c";
1 );"(1-0)":
1 );" years","older than
1 );" y= 1";
1 )*x-a*y;"
1 )*x-a*a*y:
1 (-c/m)+",0)":
1 (";x;",";y;")
1 (";w;",";z;")
1 "passing";
1 "=";m;" (here)":
1 "860"(k)):
1 ",,,"and the value of y which",,,"satisfies both equations":
1 ","given by:-";
1 x=";-c/m:
1 will be ";t;" times","older than
1 we get: 0=";m;
1 the",,"2nd equation by ";a;":";
1 the",,"1st equation by 2:";
1 the",,"1st equation by ";a-1
1 the","2nd equation";
1 the solution is",,,"(";x;",";y;")";
1 the known values of x,y,m into the equation: y=mx+c";
1 the gradient=difference in y";
1 the gradient of the line";
1 the equation is: y=";m;"x+1":
1 the distance between",,,"the two points (3,1) and(7,4)",,,"we use
1 the distance between the two points is the square root of (";(x-w)^2
1 the 2nd equation as:","y-
1 the 1st equation as:","(y+";a;")=";t;" X (
1 substitute the value y=";y;
1 substitute the value
1 putting the values of x,y,minto y=mx+c we get:";
1 one value of (x,y)=(0,1)":
1 no.";i;" answer
1 is ";(x+a)*(t-1
1 in y values squared =(";y;"-";z;")x(";y;"-";z;")=";
1 in x values squared =(";x;"-";w;")x(";x;"-";w;")=";
1 gradient
1 finding the value of
1 correct answer is: ";m:
1 age","LET y years =
1 Your answer
1 The general form ";
1 TOTAL CORRECT : ";u;
1 THE OTHER INTERCEPT IS:
1 Simultaneous Equations
1 Re-arrange
1 Pythagoras' Theorem
1 Press h":
1 ONE INTERCEPT IS:
1 Linear Equations 2
1 Linear Equations 1
1 LINEAR EQUATIONS
1 INTERCEPTS
1 Gradient
1 FIND THE TWO EQUATIONS
1 FIND THE
1 A.Cowley Mar.1983
1 A.Cowley 1983
1 (where line cuts y-axis)",,," So the equation y=mx+c becomes",,,," y=x+1 here":
1 (0,";c;")":
1 (";-c/m;",0)":
1 y = mx + c ":
1 y = mx + c
1 TOTAL CORRECT: ";u;
1 LINEAR ";
1 u
1 \
1 U
1 D