Graph the equation y = -x^2-10x-21 on the accompanying set of axes. You must plot 5-points including the roots and the vertex.

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73