exam Maths Puzzle Numerical Ability

Solve the system using RREF.

3x-2y-3z=-1
x-y+z=-4
2x+3y+5z=14

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exam Other Question

When using the ramainder theorem and the divosr of the form x + b, what is the value used in f(x) to define the value of the remainder?
a. b
b. 0
c. -b
d. You have to know the value of b first Solve x^2=-6x
A) 0,6
B)6,-6
c)2,6
D)0,-6