technicalspunky technicalspunky
  • 01-01-2024
  • Mathematics
contestada

find the value of a if x+1

2x²+4x+9a​

Respuesta :

ayoush2024 ayoush2024
  • 01-01-2024
First you’d plug in 1 in place of x:
2(1)^2+4(1)+9a=0
When simplified the equation looks like:
6+9a=0
We want to move 6 to the other side so the equation looks like this:
9a=-6
Now divide by 9 on both sides:
a= -6/9= -2/3
Answer Link

Otras preguntas

Find the possible ones place digit in the square root of the following (apply the properties) a) 2039184 b) 10,004,569 How many natural numbers lie between the
what is the recursiveformula for this geometric sequence? 4,-12,36,108
Find the 96th term of the arithmetic sequence -16, -28, -40, ...
On November 1, Vacation Destinations borrows $1.57 million and issues a six-month, 9% note payable. Interest is payable at maturity. Record the issuance of the
Find all negative terms of the arithmetic sequence for which the nth term = 20n−78.
At a car repair shop, the cost of a repair depends on the time the mechanic works. Which of the following shows this idea expressed in function notation? A. tim
19. What did James Buchanan promise to do? support slavery to avoid a civil war abolish slavery in all states of the Union end the agitation over the issue of s
Which shows the numbers One-tenth, 0.9, Three-tenths in order from least to greatest? One-tenth, Three-tenths, 0.9 0.9, Three-tenths, One-tenth 0.9, One-tenth,
natural slection is also known as what
40. Find the perimeter of the figure below.​