For what value of the constant K does the equation 2x + Kx = 3 have one solution?

2

1 pt

For what value of the consatnt K does the equation Kx2 + 2x = 1 have two real solutions?

3

1 pt

For what value of the constant K does the system of equations 2x - y = 4 and 6x - 3y = 3K have an infinite number of solutions?

4

1 pt

Find M so that the lines with equations -2x + My = 5 and 4y + x = -9 are perpendicular.

5

1 pt

John's annual salary after a raise of 15% is $45,000. What was his salary before the raise?

Add to my formatives list

Formative uses cookies to allow us to better understand how the site is used. By continuing to use this site, you consent to the Terms of Service and Privacy Policy.