exam
Maths Puzzle
Numerical Ability
Help with this problem.
#63 2x2-3x-9/2x2+3-9
^ the above is the power of 2 not multiply.
please show the process for solving. thanks
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exam Other Question
The combined resistance of two resistors R1 and R2 in parallel circuit is given by the formula. Simplify the formula
Rt= 1
------------
1/R1 + 1/R2
Graph the function y=x and y=2 times the square root of x, on the same graph (by plotting points if necessary). Show the points of intersection fo these two graphs.
Graph:
Points of intersection: