ebertee ebertee

21-11-2020
Mathematics

contestada

Evaluate -(7^-3)(7^5)
A: 49,
B: -49,
C: -1/49,
D: 1/49.

Respuesta :

virtuematane virtuematane

21-11-2020

Answer:

Option B -49

Step-by-step explanation:

-(7^-3)(7^5)

-1/7^3×7^5

-7^2

-49

So option B is correct

Answer Link

uchiha26dre uchiha26dre

21-11-2020

Answer:

B

Step-by-step explanation:

-(7^-3) = -1/343

(7^5) = 16807

16807*-1/343 = -49

Answer Link

Otras preguntas

Which word or words in the greeting should be capitalized?to whom it may concern:Choose all answers that are correct. A.To B.Concern C.May D.Whom

Write 2.97 as a fraction, decimal and percent

what is the most common form of farm work for freed individuals?

How did Americans at home aid the war effort

Amusement parks are a great place to see Newton's laws of motion in action. Choose your favorite ride and describe the parts of the ride that illustrate each of

The center of a cricle ids (h,7) and the radius is 10. The circle passes through (3,-1). Find all possible values of h.

which of these happened when the united states dropped the first atomic bomb ?A. the formation of the iron curtain was announcedB. soviets promised to declare w

Ho Chi Minh compared his military to what type of animal

Use the quadratic formula to solve 2y2 – 5y = –2.

Ocean tides are the result of -the rotation of earth -the suns gravitational pull on earth -changes in earths orbital position around the sun -differences in bo