book
Maths Puzzle
Numerical Ability
What is the vertex of the parabola
F(x)= 4x^2 + 40x - 5
Line of symmetry of this function
y=3x^2 - 36x + 115
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book Other Question
3( 2.7÷ 0.9) - 5
the area of a square is represted by 36x squared .which expression repersents the length of each side of the square?
1-- 6x
2-- 9x
3--6x squared
4-- 9x squared