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

Nairobi and Zanzibar are two cities in Africa. Zanzibar’s population is 1.5 million. If the population of Nairobi is 16% greater than Zanzibar’s, what is its po
Which action was a result of the event in the headline?
Explain Three Obligations of a bursary
Which of these organisms has an internal structure made of bone and cartilage? A. Organism I B. Organism Il C. Organism Ill D. Organism V
Can you guys please help, please and thank you! :)
Correct the run on sentence. Her car would not start she was late for class
Help me, please and thank you :)
This is child development class please help meHow does nurture (environment) affect a child's development?​
6. Write the standard form of the line: y=2/5x-7
a verb that has a noun or pronoun as the receiver of its action