caelimae14 caelimae14

22-09-2016
Mathematics

contestada

A student claims that 8^3 x 8^-5 is greater than 1. Explain whether the student is correct or not.

Respuesta :

Аноним Аноним

22-09-2016

Remember:
a^m * a^n=a^(m+n)
a^-m=1/a^m

8³ x 8⁻⁵=8³⁻⁵=8⁻²=1/8²=1/64<1

Answer: the student is not correct, because 1/64<1, and 8³ x 8⁻⁵=1/64.

Answer Link

Otras preguntas

What hall voltage is produced by a 0.200-t field applied across a 2.60-cm-diameter aorta when blood velocity is 60.0 cm/s?

What is behavioral finance? What does behavioral finance have to do with personal and family finance?

What is metallurgy? the study of how to domesticate animals the science that studies how metals work a Hindu sacred ritual for cleansing the body the belief

Outline The Function Of Lyphatic System.

When streams that erode highlands and deposit sediment in them/fill in lowlands with sediment create features known as:?

What is the midpoint of a segment whose endpoints are (-12,8) and the origin ?

How to find out how many credit hours i have?

What term is defined as bodies of water stored in underground spaces?

Which graph represents the solutions to the inequality |2x − 4| less than or equal to 14? A)number line with an open circle on negative 5, shading to the ri

A(r) is a function that gives the area of ta circle with the radius r. It can be written in an equation form as A(r)=3.14r^2. what is the value of A(5)