First,you have to divide and see which number can go into 45 , 15 , and 30 what ever your answer is thats how many of each item you can put on each shelf. In your case it would be 15
1.4 . Simply divide the two numbers and round to the first number spot to the right of the decimal point.
Answer:
Area = 3x^2 +x -14 units^2
Step-by-step explanation:
Area of a rectangle is (width x height)
Area = (x-2)*(3x+7)
Area = 3x^2 +x -14
The sine is the opposite side / hypotenuse and the hypotenuse is the longest side. So the ratio must be less than 1, and as the lengths are positive the sine must be positive.
ANSWER

EXPLANATION
The given equation is

Multiply both sides by -8

We now compare this to the general equation of the parabola:

This implies that,

Divide both sides by 4.

