amazingdoggy300 amazingdoggy300

17-03-2017
Mathematics

contestada

*the problem is in the pic that is uploaded

the problem is in the pic that is uploaded class=

Respuesta :

apologiabiology apologiabiology

17-03-2017

hmm,
ok,
complete square ok
wait wat

he went from
(x-3)²=16 to
x-3=16
?????
he square rooted the left side only
he has to do it to both sides

he should have done
(x-3)²=16
x-3=+/-4
x=3+/-4
x=7 or -1

Answer Link

Otras preguntas

The United States entry into the war was decisive because...?

Jason’s part-time job pays him $155 a week. If he has already saved $375, what is the minimum number of weeks he needs to work in order to have enough mone

6. Steve read two myths. One told the story of a woman whose curiosity led her to open a forbidden box. She disobeyed the order to leave the box untouched. When

The fact that "Sinners in the Hands of an Angry God" was popular suggests that the colonists

A pencil and a ruler cost $1.50 together. The ruler costs $1.00 more than the pencil. How much does the pencil cost?

Why did the missionaries go to Africa

The slogan “Hawaii for the Hawaiians” was championed by Secretary of State John Hay. True or false?

You have a standard deck of 52 cards. you pick one card and then, with out putting the first card back, you pick a second card. what is the probability that bot

What is the quotient written in scientific notation? 2x10^21 -------- 8x10^3 A)2.5x10^17 B)2.5x10^6 C)0.25x10^18 D)0.25x10^7

Which sentence is punctuated correctly? A. You could say that one mile equals: 5,280 feet, 1,760 yards, or 63,360 inches. B. The congregation collected these it