Which expression is equivalent to (fg)(5)?
f(5) * g(5)
f(5) + g(5)
5f(5)
5g(5)

What is sin 7x/4 ? i need on this urgent trig

Five friends found a dollar on the ground and decided they each should get 1/5 of it. what amount of money will each friend get? $0.05 $0.20 $0.30 $0.80

In right triangle xyz, the right angle is located at vertex y. the length of line segment xy is 12.4 cm. the length of line segment yz is 15.1 cm. which is the approximate measure of angle yzx? 34.8° 39.4° 50.6° 55.2°