exam
Maths Puzzle
Numerical Ability
50 over t-2 - 16 over t = 30 over t
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exam Other Question
When it say find the x intercepts do I graph it or give the variable for the intercept
y=x^2-9x+20
Using the Gauss-Jordan elimination on the following linear system, what would the augmented matrix be?
3w-x=2y+z-4
9x-y+z=10
4w+3y-z=7
12x+17=2y-z+6
The way I have tried t