qv6ftr5whb qv6ftr5whb
  • 20-09-2022
  • Mathematics
contestada

Find the value of y is x = -3

y = 4x² + 2x - 9

Respuesta :

Imnotjackie
Imnotjackie Imnotjackie
  • 20-09-2022
Determine the sign multiply

4x(-3)^2+2x(-3)-9

Evaluate

4x3^2-6-9

Multiply

4x9-6-9

Calculate

36-6-9

Answer : Y = 21 or 21
Answer Link

Otras preguntas

5x4 - 7x3 + x + 2 terms
What impact did prejudice, discrimination, and "Jim Crow" laws have on African Americans in the South?
Ben drank 1/5 pitcher of lemonade. Tonya drank 1/2 of the lemonade. How much lemonade did they drink together?
Can someone please answer this
The data from the data entry portion of the report has been copied into this section of the report for your convenience. Use the data to make the necessary calc
There are 5.2 x 10^5 words in the English dictionary. What is the average number of words recorded under each of the 26 letters? Give your answer in scientific
What time period did Marie Curie live in? I NEED ANSWERS FAST!!
The Earth's crust surrounds its A. Mountains B. volcanoes C. mantle D.valleys
3^2x5^2x2x5^35^5 please help​
How can a town stop beach erosion without causing erosion in other places?