exam Maths Puzzle Numerical Ability

Let f(x)=√(x+3 (sqrt(x+3) )and g (x)=x^2 )-1.Find fog and gof.

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exam Other Question

How many liters of a blue dye that costs $1.80 per liter must be mixed with 20 L of Anil, which costs $2.60 per liter, to make a mixture that costs $2.12 per liter?

A. 30 L
B. 25 L
C. 20 L
D. 15 L Draw the following angle in standard position:
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