Simplifique a expressão:

A) (-2a - 3b) ² - (2a - 3b) ²

Last month, Seth made money by selling stocks. His investment income was $401 This month, Seth's investment income is - $261. What does this mean? A. Seth gained $261 by selling stocks. B. Seth lost $261 by selling stocks.

A tree is standing by the side of the building. 2/5th of the height of the tree is above the building level. the building is 9 metres high. what is the height of the tree?

kim was solving a problem using Six steps first she read the problem then she wrote down the facts and figures next she knew she had to find a

Josh needs to wash 4 plates, 12 pieces of silverware, and 4 cups. Then he needs to dry them all. How many items will he touch, if he touches each of them twice, once to wash and once to dry?

Consider the function f (x) = x2 + 2x - 15. What are the x-intercepts of the function? Left-most x-intercept: ( , 0) Right-most x-intercept: ( ,

Simplify the following expressions. Group like terms together first. 2a - 3ax + 4a + 4ax 8r + 9s - 4r - 7s x + y + z - 3x - 4y - 2z 9 + 4b + c - 9b - 1

If 90 percent of cookies were eaten and five remain how many cookies were on the platter before they were eaten

Naming arcs and finding arc measures Which statements are correct?

What is twenty on thousand and sixty four in digits?

Round 6.5472 to the hundredths place.