If a is 6-root 5 what is the vqlue of a square plus 1/square

Find the quotient. 50a2 – 98b2 -5a +7b

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years