exam
Maths Puzzle
Numerical Ability
please help solve the following.
6m+11=25-m
x^2+5x+6=0
3x^2+5x+1=0
please could you show working out.
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exam Other Question
can some one please help, i do not knwo how to figure this out. thanks
76. x^3-1/x^2+1 divided by 9x^2+9x+9/x^2-x
13x-4(2x+5)=15