adonailis4660 adonailis4660

20-10-2017
Mathematics

contestada

What is differnce when there is parentheses around a number being squared?

Respuesta :

magistercollege magistercollege

20-10-2017

When parentheses are around a number being squared, the output value will always be positive.

For example: -2² vs (-2)²
-2² means the negative of the square of two, or -4
(-2)² means the square of negative two, or 4

Answer Link

Otras preguntas

6A, 6B, and 6C. Giving 100 points for this so please help.

Let z = Equals 38 (cos(pi/8) + I sine (cos(pi//8) ) and w = 2 (cos(pi/16) + I sine (pi/16) ) What is the product of zw?

who were the outside dogs in ch.r of call of the wild

How and why did factories develop in British cities? How did England change as a result of these new inventions and factories? no link please

In Unit 2, you read excerpts from "My Bondage and My Freedom" by Frederick Douglass and "Incidents in the Life of a Slave Girl." 1. Which piece had the greater

a company used straight-line depreciation for an item of equipment that cost $17,750, had a salvage value of $4,400 and a six-year useful life. after depreciati

QUESTION 1 1 POINT To study whether there is a correlation between regular exercise and sleep, a researcher randomly selected 100 people who exercise regularly

After World War II ended, Korea was divided into two countries. The northern half of the country was . In June 1950, North Korea invaded South Korea, seeking to

What is the purpose of the NADH made during glycolysis? A. It makes sugars more likely to explode. B. It carries electrons and hydrogens to the electron transpo

how is the atmospheric pressure corrected for the presence of level difference of liquid in the tube different from that in the beaker