castilloesperanza399
castilloesperanza399 castilloesperanza399
  • 01-09-2021
  • Mathematics
contestada

evaluate the expression when y= -3
y²+7y+1​

Respuesta :

rspill6
rspill6 rspill6
  • 01-09-2021

Answer:  -11

Step-by-step explanation:

y²+7y+1​

(-3)^2 +7*(-3)+1

9 -21 + 1 = -11

Answer Link
doomdabomb
doomdabomb doomdabomb
  • 01-09-2021
Answer:

-11

Step-by-step explanation:

y^2 + 7y + 1 where y = -3

Step 1. Substitute all y’s in the expression for -3

(-3)^2 + 7(-3) + 1

Step 2. Simplify the exponent

9 + 7(-3) + 1

Step 3. Multiply 7 and -3

9 + (-21) + 1

Step 4. Add 9 and -21

-12 + 1

Step 5. Add

-11
Answer Link

Otras preguntas

(10y^3+20y^2+55y)/5y
Can someone use the word delta in a sentence
Prove that (x^5)-(x^2)+2x +3=0 has at least one real root. Prove that x=cosx has at least one solution.
How is it possible for Mercury to have frozen ice ?
How is it possible for Mercury to have frozen ice ?
Find Domain of the functionsquare root of (x-8)/x(x-9)
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
how is mass transit in cities a possible solution tk urban air pollution?
Scarcity is the condition of not having enough goods and services to satisfy everyone's?
Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?