exam
Maths Puzzle
Numerical Ability
For i= √-1, if 3i(2+5i)= x+6i, then x=
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A = (a + b)5 over h
A = 300
b = 30
h = 2
300 = (a + 30)5 over 2
Need help on how to simplify to find what a =
I need help with the following problems:
y = 2x + 6
y = -x -3
y - 3x = 9
2y + x = 4
y + 4 = 2x
6x - 3y = 12