exam
Maths Puzzle
Numerical Ability
x-4y+5z=-4
2x+y-7z=-23
-4x+5y+2z==38
Write the linear system as a matrix equation.
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exam Other Question
Given,
log 398.4 = 2.6003
log 39.84 = 1.6003
log 3.984 = 0.6003
make a conjecture concerning the decimal values in the approximations of common logarithms of numbers greater
56x^4yz^12
___________
14x^9y^2z^4
*the entire problem is inside of a square root sign.