exam Maths Puzzle Numerical Ability

Find all real solutions to the equation.

square root x+4 - 2square root x-1 = -1

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exam Other Question

The volume of a cube is given by V = s3. Find the length of a side of a cube if the Volume is 729 cm3.
Answer:
Show work in this space. Find the equation of the line through the given point that is perpendicular to the given line. 2y+6x-5=0 S(0,3)