Simplify (7x108) + (1 x 10%) and write the answer in scientific notation.
a. 7 x 10
b. 7
c. 7x109
d. 7x 10

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Find the multiplicative inverse of 8-12i

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?