exam
Maths Puzzle
Numerical Ability
Solve each of the following systems by addition. If a unique solution does not exist, state whether the system is inconsistent or dependent.
7.
-3x + y = 8
3x – 2y = -10
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exam Other Question
If B and C are the real roots of x^2+Bx+C=0 where B does NOT equal 0 and where C does not equal 0, find the product of B and C.
Please find dy/dx using implicit differentiation:
y^2+e^y=ln x^2+4
Thanks!