Algebrahard · Past Paper

For what value of k does the system have a unique solution?

Ak != 6
Bk = 6
Ck != 4
Dk = 4

✓ Correct Answer: Ak != 6

For a unique solution, a1/a2 != b1/b2. 2/4 != 3/k -> 1/2 != 3/k -> k != 6.

Share this question

More from Algebra