exam
Maths Puzzle
Numerical Ability
Please help me in solving the quadratic equation x^2 - 7x + 12 = 0. Show all steps.
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exam Other Question
1/r=1/s+1/t....solve for s
w=a^2/t.....solve for t
thanks
Help! What is an augmented matrix? Give an example based on a system of equations. Thank You!