Mathematics, 08.09.2019 03:20, kovacscsilla55owjvhn
^3√81 ^3√-64simplify each cube root expression. describe the simplified form of the expression as rational or irrational. in your final answer, include all of your work.
Answers: 1
![\large\boxed{\sqrt[3]{81}=3\sqrt[3]3-irrational}\\\boxed{\sqrt[3]{-64}=-4-rational}](/tpl/images/0225/3813/04f0b.png)
![\sqrt[3]{81}=\sqrt[3]{(27)(3)}\qquad\text{use}\ \sqrt[n]{ab}=\sqrt[n]{a}\cdot\sqrt[n]{b}\\\\=\sqrt[3]{27}\cdot\sqrt[3]3=3\sqrt[3]3\qquad/\sqrt[3]{27}=3\ \text{because}\ 3^3=27/\\\\\sqrt[3]{-64}=-4\ \text{because}\ (-4)^3=-64](/tpl/images/0225/3813/75146.png)
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 14:50, gonzalesnik
Write the linear inequality shown in the graph. the gray area represents the shaded region. y> -3y+5 y> 3x-5 y< -3x+5 y< 3x-5
Answers: 1
Mathematics, 21.06.2019 22:00, erikacastro5404
The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick
Answers: 1
Mathematics, 21.06.2019 23:00, sjjarvis53211
Mrs. sling bought a pound of green beans for $1.80. how much will mrs. tennison pay for 3 1/2 pounds of green beans?
Answers: 1
Do you know the correct answer?
^3√81 ^3√-64simplify each cube root expression. describe the simplified form of the expression as ra...
Questions in other subjects:
French, 28.04.2021 01:00
English, 28.04.2021 01:00
Mathematics, 28.04.2021 01:00
English, 28.04.2021 01:00
