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

pls help me.. i’m not confused and i really need to get my khan percent up pls someone help thank u so much
Which dimension of health refers to how you express thoughts and feelings?
Two ways in the organization supports the community in mandela day​
The average NFL football player's mass is 1,115 kg. How many grams is the average football player's mass? Show ALL work.​
Solve the formula d = rt for t when d = 280 and r = 40
Reword these sentences into one sentence. Tornadoes can pick up trees while they spin. Tornadoes can rip off roofs while they spin.
Which number line best shows how to solve −8 − (−2)?
Type the correct answer in the box. The table below represents the total cost of leasing a car at the end each month. Month 1 3 Cost $1,859 $2,577 $4,372 $5,808
3148 Round to the nearest 100
which two number have an absolute value of 2