Oblicz. a) \sqrt{43^2} b) \left(\sqrt{29}\right)^2 c) \sqrt{7{,}3}\cdot\sqrt{7{,}3} d) \sqrt{2025\cdot 2025} e) \left(\s

Oblicz.

$a)$a) $\sqrt{43^2}$\sqrt{43^2}

$b)$b) $\left(\sqrt{29}\right)^2$\left(\sqrt{29}\right)^2

$c)$c) $\sqrt{7{,}3}\cdot\sqrt{7{,}3}$\sqrt{7{,}3}\cdot\sqrt{7{,}3}

$d)$d) $\sqrt{2025\cdot 2025}$\sqrt{2025\cdot 2025}

$e)$e) $\left(\sqrt{4\frac{2}{5}}\right)^2$\left(\sqrt{4\frac{2}{5}}\right)^2

$f)$f) $\sqrt{(-9)^2}$\sqrt{(-9)^2}