If a leg in an isosceles right triangle is 5 cm long, what is the length of the hypotenuse? a 10√2 cm
b 5√2 cm
c 10 cm
d 5 cm

Need ! give step by step solutions on how to solve number one [tex]\frac{9-2\sqrt{3} }{12+\sqrt{3} }[/tex] number two [tex]x+4=\sqrt{13x-20}[/tex] number three (domain and range) [tex]f(x)=2\sqrt[3]{x} +1[/tex]

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Can someone me with this problem i don't understand i need