3. El patio trasero de Andrea mide
400 pies cuadrados. Su piscina
rectangular mide 10 pies de largo y.
6 pies de ancho. ¿Cuál es el área
del patio trasero de Andrea, sin
incluir la piscina?.
PLEASE HELP ME!

What point is the projection of q on a) r b) s c) t

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

What expression is equivalent to log3(x+4)