Suppose m and n are positive integers. If (m + n) 2 = 49 and mn = 10, then what is the value of m 2 + n 2?
(m + n) 2^2 =49
m^2+n^2+2mn = 49
m^2+n^2 +2(10) = 49
m^2+n^2 = 49 -20
Content will be erased after question is completed.
Enter the email address associated with your account, and we will email you a link to reset your password.
Forgot your password?