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

what is 3.57 as a fraction
to produce a beneficial version of a trait in an animal, what type of process is used?
A compound has a gram formula mass of 56 grams per mole. What is the molecular formula for this compound? (1) CH2 (3) C3H6 (2) C2H4 (4) C4H8
Rome fell in the year 476 to.a German tribe named
Science Experiments: What does Interpretation of Data mean?
writing to explain does japera keep the longer books on the top or the bottom shelf? how do you know?
20 is 80% of what number?
If I subtract 123,456,789,123 - 456,908,123,567,435 = ? what is the answer
Which term is defined as a measure of the average kinetic energy of the particles in a sample? (1) temperature (3) thermal energy (2) pressure (4) chemical ener
14. The ancient geographic setting of an area is known as its A. passive margin. B. phytoplankton. C. paleogeography. D. transgression.