Respuesta :
Answer: -11
Step-by-step explanation:
y²+7y+1
(-3)^2 +7*(-3)+1
9 -21 + 1 = -11
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
-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