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Popular >

2x^2+17x+21<= 0

Solution

2 x^{2} + 17 x + 21 \leq 0

Solution

- 7 \leq x \leq - \frac{3}{2}

+2

Interval Notation

[- 7, - \frac{3}{2}]

Decimal Notation

- 7 \leq x \leq - 1.5

Solution steps

2 x^{2} + 17 x + 21 \leq 0

Factor

2 x^{2} + 17 x + 21 : (2 x + 3) (x + 7)

(2 x + 3) (x + 7) \leq 0

Identify the intervals

- 7 \leq x \leq - \frac{3}{2}

Popular Examples

1/2+1/3+1<= 2*1

\frac{1}{2} + \frac{1}{3} + 1 \leq 2 \cdot 1

simplify (7*10^9)/(4*10^2)simplify

\frac{7 \cdot 1 0 ^{9}}{4 \cdot 1 0 ^{2}}

(36+x^2)/2 =7x-6

\frac{36 + x ^{2}}{2} = 7 x - 6

simplify (1/8)^{-3}simplify

(\frac{1}{8})^{- 3}

simplify pi^{-1}simplify

π^{- 1}

Frequently Asked Questions (FAQ)

What is 2x^2+17x+21<= 0 ?
The solution to 2x^2+17x+21<= 0 is -7<= x<=-3/2