Which is the quadratic variation equation for the relationship?

y varies directly with x²and y = 72 when x = 6.

a) y=12x

b) y=4x²

c) y=x²+25

d) y=2x²

It is estimated that there are approximately 1 * 1014 cells in the human body. Which of the following represents this amount in standard notation?

I am driving from oakland california to erlanger kentucky. The distance is 2,364.6 miles. My gas tank gets 25 miles per gallon on the highway. My gas cost $3.50 per gallon.

In the sunlight, a cactus casts a 9 ft shadow. At the same time an oversized groundhog 6 ft tall casts a 4 ft shadow. Use similar triangles to find the height of the cactus. a. 11.69 ft c. 13.5 ft b. 10.53 ft d. 10.2 ft

Write down an expression for the total cost in pounds of: X sweatshirts at £15 pounds each And Y t-shirts at £5 each

Why do the functions f (x) = sin-1 (x) and g (x) = cos-1 (x) have different ranges?

Lola is placing appetizers on plates She has 63 spring rolls and 84 cheese cubes She wants to include both appetizers on each plate Each plate must have the same number of spring rolls and cheese cubes.

What is 0.0162 as a fraction

Is 600 km greater or less than 5 m?

Find total area of a regular pyramid with base of 2 and altitude of 3

Zack wants to make a profit more than $300 for painting 4 identical rooms. The profit he makes is equal to the amount he is paid minus the cost of supplies. The cost of supplies 32.50 for each room.