exam
Maths Puzzle
Numerical Ability
Solve:
3(-5 + 4p) - (-(-2 2nd power))p = -5p(-3 to 0 power - (-1) 3 power) -/-9/
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exam Other Question
2x+3y=8
-x+y=-4
Please help me with linear system
For the quadratic equation x^2 + kx +7 =0, if 3+sqrt2 is a root, what is the value of k ?
I said 6 but my teacher marked it wrong. Please help me :)