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

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

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join 2pi-(7pi)/4

join

2 π - \frac{7 π}{4}

\frac{π}{4}

Decimal Notation

0.78539 \dots

Solution steps

2 π - \frac{7 π}{4}

Convert element to fraction:

2 π = \frac{2 π 4}{4}

= \frac{2 π 4}{4} - \frac{7 π}{4}

Since the denominators are equal, combine the fractions:

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

= \frac{2 π 4 - 7 π}{4}

2 π 4 - 7 π = π

= \frac{π}{4}

28 y^{2} - 21 y

∣ x - 7 ∣ < - 1

e^{- 4 x}

(2^{- 1} + x^{- 1})^{- 1}

(\frac{x ^{- 2}}{y ^{3}})^{- 1}