X(7 - x) > 8 A. 8 B.2 C. -1 D.0
1 answer:
=7x-x^2>8
0=7x-x^2-8
0= -x^2 + 7x -8
0=(x^2 + 8x)-(x - 8)
0=x(x + 8)-1(x +8)
0=(x-1) 0=(x+8)
x=1 x= -8
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Hey there!
2 3/4 * 3 1/4
≈ 11/4 * 13/4
≈ 11(13) / 4(4)
≈ 143/16
≈ 8 15/16
Thus, the answer should be: 8 15/16
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)