umana0914 umana0914

04-05-2020
Mathematics

contestada

Which is the value of this expression when a = 5 and k = negative 2?
1/75 Fraction
9/25 Fraction
25/9 Fraction
75

Which is the value of this expression when a 5 and k negative 2 175 Fraction 925 Fraction 259 Fraction 75 class=

Respuesta :

ghanami ghanami

05-05-2020

Answer:

25/9

Step-by-step explanation:

hello :

this expression equivalent to : (3/a)^5

because ;3²a^(-2)/3a^(-1)= (3²/3)×(a^(-2)/a^(-1)) = 3a^(-2+1) = 3a^(-1) = 3/a

now : a=5 and k= -2 so : (3/5)^(-2) = (5/3)² =25/9

Answer Link

Otras preguntas

A system of two linear equations is graphed on a coordinate plane. If the system of equations has infinitely many solutions, which statement must be true? Que

By the end of "Everyday Use," does the character of Maggie change?

Is a ph = 7.00 solution acidic, basic, or neutral at 37 °c?

Why was the United States concerned about nuclear missiles in Cuba? A. The missiles stopped the United States from invading Cuba. B. The missiles would b

According to herzberg, _____ are also called extrinsic factors.

(serious) Why is it called a "drive through" if you have to stop?

Which of the following can be used to measure the rate of photosynthesis?

A hiker gets caught in a snow storm and must find shelter and build a fire to keep warm. What type of conflict is this?

Simplify: (13x + 10y) - (6x - 7y) +5x

On any given day, Juan will break even if he earns as much money as he spends. On day 5, he records the expression 16 + (–16). Does Juan break even? Explain.