Answer:
Let's solve your equation step-by-step.
x2+4x+5=0
Step 1: Use quadratic formula with a=1, b=4, c=5.
x=
−b±√b2−4ac
2a
x=
−(4)±√(4)2−4(1)(5)
2(1)
x=
−4±√−4
2
Answer:
No real solutions.
I think you forgot the question
Answer:
197
Step-by-step explanation:
the answers 197 because if an=5n-3 then a40= 197
Answer:
Step-by-step explanation:
Let
x -----> Kevin’s savings accounts amount at the beginning of the month
Remember that
we know that
The amount in Kevin’s account at the end of the month is equal at the amount at the beginning of the month multiplied by 1.04
so
Just multiply 5 by 7 to get 35