Determine the range of the function $f(x) = -4x^2-8x-6$. enter your answer in interval notation.

Which shows the pre image of triangle xyz

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?

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.