Since a and c in this equation are perfect squares, you know that the value of the factored form is going to be the (sqrt of a*d added to the sqrt of 81)^2, making(d+9)^2
A- it’s a Pythagorean triple(6, 8, 10)
Answer:
42
Step-by-step explanation:
|--------------1764------------|
| |
2 |-------882-----------|
| |
2 |--------441------|
| |
|------9-----| |----49---|
| | | |
3 3 7 7
From the factor tree we see that

Now we need to find the square root of 1764.

What is the question? This is just a function.