Question

Find the values of k that make 2x2 + kx + 5 factorable.


A.
1 or 10

B.
2 or 5

C.
7 or 11

D.
1 or 5

Answer 1

Try different values of k until you find the set that factors

Answer 2

@shamil98

Answer 3

Do you get it?

Answer 4

Find two numbers \(m\) and \(n\) such that

\(m \times n = 10\)
\(m + n = k\)

Your answer choices have the possible \(k\) values.

Answer 5

If I were you, I would start with FACTORS that multiply to get 10

Answer 6

Ok