exam
Maths Puzzle
Numerical Ability
Cones 3cm high and of 3.5cm radius are made by melting a sphere of 10.5cm radius. Find the number of cones.
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exam Other Question
Please help to simplify :
square root of 8 times the square root of 8
Distribute to simplify the following expressions.
1. -4x^2(3x^2 - x + 1)
2. (-2x)(-3x)(5x+2)