Perform the indicated in operation and write in standard form. (2-3i)+(4+8i)

Find the balance at the end of 4 years if 1000 is deposited at the rate of

If f(x)=3 over x+2 - square root x-3 then f(7)=

The angle of depression from the top of the tree to the tip of the shadow is 25°. find the height of the tree to the nearest tenth. a. 16.8 feet b. 18.2 feet c. 23.4 feet d. 39.7 feet