03-09-2018
Mathematics

contestada

I am having trouble understanding square roots . help please
[tex] \sqrt{81.49 \\ [/tex]

Respuesta :

03-09-2018

I'm going to assume that's a multiplication not a decimal point.

[tex] \sqrt{81 \cdot 49} = \sqrt{9 \cdot 9 \cdot 7 \cdot 7} = \sqrt{63 \cdot 63} = 63[/tex]

Answer: 63

Answer Link

Otras preguntas

2. Analyze sources of water pollution, and list ways to protect water quality.

What is the volume of the triangular prism below?

The largest, most superior portion of the brain: it is divided into two hemispheres: A. cerebellum B. cerebrum C. diencephalon D. medulla oblongata

Solve x − 2y = 3 for x.

Idetify the animal below that is not in the same coass as others

meaning of supper please tell

How many stops does Mia make on her drive? Explain

Calculate the speed (in m/s) of an electron and a proton with a kinetic energy of 1.85 electron volt (eV). (The electron and proton masses are me = 9.11 ✕ 10−31

what is electron affinity

Any disease of the nerves: A. neuropathy b. peripheral neuropathy C. PNS d. CNS