Look at the National 4 factorising section before continuing. When a question asks you to 'solve' a quadratic equation, this means that you are to find the roots of the quadratic. In other words ...
Quadratic graph lines are U- or Ո-shaped, which is called a parabola. A linear graph can be drawn using only three points. A quadratic graph is a curve, so more points are plotted to support ...
Interesting Engineering on MSN16d
US researchers challenge 60-year-old electricity theory with ‘strange metals’ discoveryUS Researchers have proposed that in particular “strange metals,” electrons appear to lose their individual identities, merging into a featureless “quantum soup.” This discovery has challenged the ...
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