violabra000 violabra000

18-09-2014
Mathematics

Answered

how do you simplify (21 to the 7th power)to the 7th power

Answer :

Аноним Аноним

20-09-2014

[tex]Use:\left(a^n\right)^m=a^{n\times m}[/tex]

[tex](21^7)^7=21^{7\times7}=21^{49}[/tex]

Answer Link

Other Questions

Read the excerpt from the beginning of Chapter 1 of Treasure Island by Robert Louis Stevenson:"SQUIRE TRELAWNEY, Dr. Livesey, and the rest of these gentlemen ha

Mezzo Piano translates to

Which solution is the most concentrated?A. [tex]$2.0 \text{ mL}$[/tex] of [tex]$10 \text{ M } H_2SO_4$[/tex], where [tex]$H_2SO_4$[/tex] has a molar mass of [te

You might need: CalculatorTwo model cars collide and then move together in one dimension. Car 1 has a mass of [tex]$2.0 \, \text{kg}$[/tex] and an initial veloc

Exit Which of the following numbers is a prime number? A. 18 B. 27 C. 34 D. 47

Which of the following ordered pairs satisfy the equation y = −3x−2? Check all that applyA. (-1,4)B. (4,-14)C. (-4,10)D. (-7,21)E. (6,-21)

It took Amir 2 hours to hike 5 miles. On the first part of the hike, Amir averaged 3 miles per hour. For the second part of the hike, the terrain was more diffi

5. A Shakespearean sonnet is constructed of three four-line sections, called __________, followed by a two-line couplet.A. singlets B. quatrains C. octaves D

Review the proof.[tex]\[ \begin{array}{|c|c|} \hline \text{Step} & \text{Statement} \\ \hline 1 & \cos^2\left(\frac{x}{2}\right) = \frac{\sin(x) + \tan(

Consider the unbalanced equation for the oxidation of aluminum.[tex]\[ \_ \text{Al} + \text{O}_2 \rightarrow \text{Al}_2\text{O}_3 \][/tex]Which sequence of coe

Which choice is equivalent to the expression below?[tex]\(\sqrt{-121}\)[/tex]A. [tex]\(-\sqrt{11}\)[/tex]B. [tex]\(-\sqrt{11i}\)[/tex]C. [tex]\(\sqrt{11i}\)[/te

Write a 500 word essay, 6 paragraphs with 3 sentences or more in each stating what you think you’re going to talk about in American History class. I need this

Transforme las siguientes fracciones a decimales y escriba la clasificación que corresponde:a) [tex]\(\frac{12}{5} =\)[/tex]b) [tex]\(-\frac{45}{36} =\)[/tex]c)

What is the discriminant of the polynomial below?[tex]\[ 4x^2 + 4x + 1 \][/tex]A. 32 B. -4 C. 0 D. -12

Explain the fundamentals of fluid dynamics and its relevance in mechanical engineering. Discuss the principles governing fluid flow, including laminar and turbu

The view that government should prescribe what is good for people above and beyond what people think is good for them is called:A. totalitarianismB. idealismC.

The sum of two positive integers, [tex]\( a \)[/tex] and [tex]\( b \)[/tex], is at least 30. The difference of the two integers is at least 10. If [tex]\( b \)[

What changes occurred because of the emergence of gunpowder in Europe?A. Knights became less effective.B. Fortifications had to be redesigned and rebuilt.C. War

From "The Canterbury Tales," "The Pardoner's Tale":Which line from "The Pardoner's Tale" reveals the Pardoner's motive for preaching to the masses?

\begin{tabular}{|l|c|c|}\hline & \multicolumn{2}{|c|}{\% of Population Living in Poverty} \\\cline{2-3} & 1987-1988 & 1993-1995 \\\hline Romania &am