exam
Maths Puzzle
Numerical Ability
Please help and solve this graph for me. y=-x^2-2x
x;-3 -2 -1 0 1
y;
Read Solution (Total 1)
x= -4, -3, -2, -1, 0, 1, 2, 3, 4
y = 24, 15, 8, 3, 0, -1, 0, 3, 8
10 years ago
Helpfull: Yes(0) No(0)
exam Other Question
Find the half-life of a radioactive substance that is reduced by 30% in 20 hours
1/a - 3 - 1/a + 3 + 2a/a^2 - 9