exam
Maths Puzzle
Numerical Ability
solve each inquality. state the solution set using interval notation and graph it.
problem is: a^2 + 2a greater and equal to 15
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exam Other Question
For the set of data below, find the line of best fit.
x -2 -1 0 1 2
y 7 6 3 2 0
a. y = -1.8x + 3.6
b. y = -0.54x + 1.95
c. y = 3.6x - 1.8
d. y = 1.95x - 0.54
e. None of the others
what is the axis of symmetry of a line called?