jjohnson0709 jjohnson0709
  • 22-01-2022
  • Mathematics
contestada

Can someone answer my question? For all x, (3x+7) ^2=?

Respuesta :

Аноним Аноним
  • 22-01-2022

[tex]\\ \tt\longmapsto (3x+7)^2[/tex]

  • (a+b)^2=a^2+2ab+b^2[/tex]

[tex]\\ \tt\longmapsto (3x)^2+2(3x)(7)+(7)^2[/tex]

[tex]\\ \tt\longmapsto 9x^2+42x+49[/tex]

Done

Answer Link

Otras preguntas

What is the history/or origin of pep band?
Anyone know this?I need help
Using common denominator, what is an equivalent fraction to 8/15?
Solve the inequality -8m < 24
Which statement regarding the distances between the planets in our solar system is accurate? o A. Equal distance separates the inner planets. B. Inner planets a
Read this line from "O Captain! My Captain!". The ship has weather'd every rack, the prize we sought is won; What does “the prize we sought is won” refer to? Th
Which equation can be used to find the length of the missing side x?
What’s the area of the shape?
A teacher is interested in performing a hypothesis test to compare the mean math score of the girls and the mean math score of the boys. She randomly selects 10
You pick a card at random. 2 3 4 5 What is Podd or divisor of 10)?