Here u go, hope this helped
<span>a. y = x^2 – 81 is a quadratic function.
According to the definition:
A quadratic function is defined as a function with the maximum coefficient of 2.Only first option has a coefficient of 2 and the rest have not.</span>
The answer for this problem would be 13/2+5i
There is only a step.
3+21/6+5i ... Layout your equation
21/6+18/6 ... Made 3 into improper fraction
13/2+5i ... Answer!
Answer:
n + 3n
Step-by-step explanation:
If the unknown number is represented by n, then 3 times the unknown number is 3n.
The sum of n and 3n is written as ...
... n + 3n
_____
This can be simplified to 4n, but we believe the intent of the question is to see the sum, not the total.
Answer:
x1=√2,x2=√2
Step-by-step explanation: