Correct each of the errors by circling the error, describing what is wrong, entering what should be there instead, and entering the correct answer 1.4a^2•3a^5=(4+3)a^2+5=7a^7 2. x^6•x•x^3=x^6+3=x^9
3. 3^4•2^3=6^4+3

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

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?