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Maths Puzzle
Numerical Ability
Calculate the value of (b² - 4ac) in the equation "9x² + 12x + 16 = 0" and state how many real solutions this equation has. What are they?
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how do i do this problem?
{{{20x^3}}} over{{{4xy^2}}} x (times) -6xy over -x
(they ARE fractions)
thnx
31x-8(3x-0.745)=6x+0.205 solve