Eighty percent of a number

Evaluate 5z^2 when z = 3 and when z = - 3

Here is a tree. Make up a real world problem that uses the tree and trigonometric functions to find the height of the tree.

What is 41% of 257.

The function f (x) = - x2 - 2x 15 is shown on the graph. what are the domain and range of the function? a. the domain is all real numbers. the range is y < 16. b. the domain is all real numbers. the range is y. c. the domain is x.

Solve for d. Show each step for full credit. Circle your final answer. d (e - f) = g

A rectangle has a length of 4 cm, a width of 3 cm, and an area of 12 cm. What is the perimeter of the rectangle?

A fraction with a numerator that is greater than or equal to the denominator is an blank

Solve 2 (4 x + 3) < 5 x + 21.

Solve. 9|y| + 17 = 53

Samuel uses cubes of the same size as the small cubes to make a cuboid twice as long, three times as wide and four times as high as Edmund's cube. How many more cubes does Samuel use than Edmund?