Help taking a quiz Solve the functions

1) F(x)=2x^2=3x-6, find f(3)

2) g(x)= -3x+1, g(a+B)

3)Find x if f(x)=23, f(x)=x^2+7

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

What is the lcm of 16 and 40 ? 24 and 40 ?

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?