exam
Maths Puzzle
Numerical Ability
f(x)=-x^+4x-3
Graph y=f(x)
Show x-and y-intercepts and vertex on the graph
I actually thought y was f(x) from how it was explained in class, where am I off on this?
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exam Other Question
From a worksheet.
An investment advisor invested $25,000 into two simple interest accounts. One investment earned 12.5% annual simple interest; the other investment earned 13.9%
simplify 3(a+b)+15-a+2b=