The formula d= b^2−4ac is used to calculate the discriminant.

solve for b.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Which statement best explains why ben uses the width hi to create the arc at j from point k

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?