What is join-(7pi)/4+2pi ?

The solution to join-(7pi)/4+2pi is pi/4

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join-(7pi)/4+2pi

join

- \frac{7 π}{4} + 2 π

\frac{π}{4}

Decimal Notation

0.78539 \dots

Solution steps

- \frac{7 π}{4} + 2 π

Convert element to fraction:

2 π = \frac{2 π 4}{4}

= - \frac{7 π}{4} + \frac{2 π 4}{4}

Since the denominators are equal, combine the fractions:

\frac{a}{c} \pm \frac{b}{c} = \frac{a \pm b}{c}

= \frac{- 7 π + 2 π 4}{4}

- 7 π + 2 π 4 = π

= \frac{π}{4}

2 x - 3 x = 1

36 x^{2} + 12 x + 1 > 0

2 x + 3 - 2 (4 x + 7) = 5 x - 2

- 1 (- 2)

9 x + 26 + 7 x - 17 = 2 x + (- 3 x) + 5 x