Find the number of real number solutions for the equation. x^2+26=0

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

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?

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?