ellajinx ellajinx

26-01-2018
Mathematics

contestada

Simplify (8a^-7b^3)(-7a^5b^-9)

Simplify 8a7b37a5b9 class=

Respuesta :

lilmissblazebeowopa3 lilmissblazebeowopa3

26-01-2018

first step remove ( )
8a^-7b^3 * -7a^5 b^-9
use exponent rule a^b * a^c =a^b+c
-7 * 8a ^ -2 b^-9 b^3
-7*8a^-2 b^-6
-7*8 *1/a^2b-6
multiply fractions
7*8/a^2b^6
56 / a^2 b^6
so your answer is 56 over a to the power of 2 b to the power of 6

Answer Link

Otras preguntas

Why can the profile of asian immigration to the united states be described as resembling an hourglass?.

What is the equation of the line that passes through the point (-4, 5) and has a slope of -5?

Sodium hydroxide is a very reactive strong base. What is the chemical formula for sodium hydroxide?.

which letters represent Lexington, concord, and Saratoga? in which region of the colonies did these battles take place?

A car covers the road from city A to city B, 40 km, in 30 minutes, and the road from city B to C, 30 km, in 15 minutes. find the average speed with which the c

After gel electrophoresis is complete for a crime scene sample, what must be done in order to analyze the results?.

why did the narrator choose to live in the woods? to challenge himself to do so to live meaningfully to avoid other people to get closer to nature

which of the elements listed below is acceptable for a study including individuals with a physical disability?

8. Read the sentence. The American has a long-standing love for African birds. Which words in the sentence function as adjectives? O American, long-standing Ame

Which of the following key terms refers to articles and reports that explain approaches, ideas, and assessments? O proposals O concept papers O policy documents