Find all real square roots of 36 . If there is more than one answer, separate them with comme

Wyłącz część całkowitą z ułamka niewłaściwego: a) \( \frac{9}{4} ; \) b) \( \frac{21}{5} ; \quad \) c) \( \frac{28}{4} \).

\( \leftarrow \begin{array}{l}\text { Simplify. } \\ 4 \sqrt{8}-\sqrt{2} \\ 4 \sqrt{8}-\sqrt{2}=\square \\ \text { (Simplify your answer. Type an exact answer, using radicals as needed.) }\end{array} \)

What is the value of \( \left(\frac{81}{256}\right)^{3 / 4} \)

a bir doğal sayı olmak üzere \( \frac{1}{4} \) ile \( \frac{4}{7} \) arasında kaç tane \( \frac{a}{28} \) rasyonel sayısı vardır?

38. Calcula la suma de los 5 primeros terminos de estas progresiones geométricas mediante la fórmula Despues, escribe los términos, sumalos y comprueba que lo has hecho bien \( \begin{array}{ll}\text { a) } a_{1}=3, a_{4}=81 & \text { d) } a_{1}=8, a_{2}=4 \\ \text { b) } a_{1}=-3, a_{4}=24 & \text { e) } a_{1}=\sqrt{5}, a_{3}=4 \sqrt{5}\end{array} \)