What is 1+1/4 r = 109/30 ?

The solution to 1+1/4 r = 109/30 is r = 11/5

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

1+1/4 r<= 5/4 \lor 3/2 r+1/3 >= 109/30

1 + \frac{1}{4} r \leq \frac{5}{4} or \frac{3}{2} r + \frac{1}{3} \geq \frac{109}{30}

r \leq 1 or r \geq \frac{11}{5}

Interval Notation

(- \infty, 1] \cup [\frac{11}{5}, \infty)

Decimal Notation

r \leq 1 or r \geq 2.2

Solution steps

1 + \frac{1}{4} r \leq \frac{5}{4} or \frac{3}{2} r + \frac{1}{3} \geq \frac{109}{30}

1 + \frac{1}{4} r \leq \frac{5}{4} : r \leq 1

\frac{3}{2} r + \frac{1}{3} \geq \frac{109}{30} : r \geq \frac{11}{5}

Combine the intervals

r \leq 1 or r \geq \frac{11}{5}

4 = 268.47 + 117.8 x

lo g_{6} (\frac{1}{36}) = - 2

\frac{2 x - 3}{∣ 3 x - 1 ∣} > 2

\frac{( - 2 x + 3 )}{x} < 5

12 - \frac{4 a}{260}

What is 1+1/4 r<= 5/4 \lor 3/2 r+1/3 >= 109/30 ?
The solution to 1+1/4 r<= 5/4 \lor 3/2 r+1/3 >= 109/30 is r<= 1\lor r>= 11/5