exam
Maths Puzzle
Numerical Ability
Please explain why the number 1 cannot be the base of a logarithmic function. Thank you.
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exam Other Question
What amount of each mixture, one 95% alcohol and the other 15% alcohol, must be used to make 10 liters of a mixture which is 45% alcohol? what equation or equations will express this problem? I was thinking it would be this equation: 0.95x+0.15x=0.45
Simplify
(-6x^2y^4z^9)^2
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( 3x^6y^4z^3)