# GRE Question of the Day (March 31st)

- Mar 31, 02:00 AM Comments [0]

## Math

If $${x + y = 6t}$$ and $${xy = -7t^2}$$,what is the value of $${\frac{{(x^2 + y^2)}}{{t^2}}}$$?

A. 20
B. 30
C. 50
D. 60
E. 90

Question Discussion & Explanation