Use photo math!! It is a really helpful app
For this case we have the following polynomial:

To solve the problem we apply the following steps:
1) We make a change of variables u = x ^ 2
2) We rewrite the polynomial
3) Solve the quadratic equation using the formula for the quadratic equation
4) We return the change and find four roots
Answer:
See attached image for procedure and solution
Answer:
<h2>The son is 10 Mary is 28</h2>
Step-by-step explanation:
I hope dis helps
Answer:
triangle X and Z are congruent
Step-by-step explanation:
Answer:
5
Step-by-step explanation: