Asked by =)
which of the ff. coordinates of points belong to the solution set of the inequality y<3x^2+3x-6?
a)(-1,2)
b)(1,-2)
c)(-2,7)
d)(-1,1)
a)(-1,2)
b)(1,-2)
c)(-2,7)
d)(-1,1)
Answers
Answered by
Steve
just plug in the values and see. For example, take (1,-2). Is
3*1 + 3*1 - 6 < -2 ?
0 < -2 ?
No.
Now try the others.
3*1 + 3*1 - 6 < -2 ?
0 < -2 ?
No.
Now try the others.