exam
Maths Puzzle
Numerical Ability
x + 4 > 0 and 4x > 0
please help with this.
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exam Other Question
y=2x+1
What value of the variable y is associated with the following values for the variable of x?
a x=1
b x=3
c x=0
variable x
a
For the functions f(x) = 4x^2 - 4
and g(x) = -8x^2 + 4,
find f(g(-3)).