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Popular >

x^2-8x-19<= 1-9x

Solution

x^{2} - 8 x - 19 \leq 1 - 9 x

Solution

- 5 \leq x \leq 4

+1

Interval Notation

[- 5, 4]

Solution steps

x^{2} - 8 x - 19 \leq 1 - 9 x

Rewrite in standard form

x^{2} + x - 20 \leq 0

Factor

x^{2} + x - 20 : (x - 4) (x + 5)

(x - 4) (x + 5) \leq 0

Identify the intervals

- 5 \leq x \leq 4

Popular Examples

simplify 1/4+1/4+1/4 simplify

\frac{1}{4} + \frac{1}{4} + \frac{1}{4}

simplify 15*3/5 simplify

15 \cdot \frac{3}{5}

-7(k+9)=9(k-5)-14k

- 7 (k + 9) = 9 (k - 5) - 14 k

factor 16x^2+16x+4 factor

16 x^{2} + 16 x + 4

3 a + 15 = - 9

Frequently Asked Questions (FAQ)

What is x^2-8x-19<= 1-9x ?
The solution to x^2-8x-19<= 1-9x is -5<= x<= 4