exam
Maths Puzzle
Numerical Ability
solve the following equation for x: 64=2^3x.
a.x=1
b.x=2
c.x=2.5
d.x=3
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exam Other Question
one third of a three-digit number whose units digit is x, ten digit is 5 and hundreds digit is three times the units digit
Find all positive values for k for which the following can be factored.
x^2+x-k
I have no clue what to do with this......can you please help me? Thank you!