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Popular >

15(x^2-1)>16x

Solution

15 (x^{2} - 1) > 16 x

Solution

x < - \frac{3}{5} or x > \frac{5}{3}

+2

Interval Notation

(- \infty, - \frac{3}{5}) \cup (\frac{5}{3}, \infty)

Decimal

x < - 0.6 or x > 1.66666 \dots

Solution steps

15 (x^{2} - 1) > 16 x

Rewrite in standard form

15 x^{2} - 15 - 16 x > 0

Factor

15 x^{2} - 15 - 16 x : (5 x + 3) (3 x - 5)

(5 x + 3) (3 x - 5) > 0

Identify the intervals

x < - \frac{3}{5} or x > \frac{5}{3}

Graph

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simplify 2-(-3)simplify

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-10x-2<= 98\land 5x-3<-28

- 10 x - 2 \leq 98 and 5 x - 3 < - 28

Frequently Asked Questions (FAQ)

What is 15(x^2-1)>16x ?
The solution to 15(x^2-1)>16x is x<-3/5 \lor x> 5/3