Prove that:

tan70 = tan20 + 2tan

13 divided by 50 as a decimal

The combination for one type of bike lock has four numbers, from 0 to 9. The smallest combination is 0000, on the largest combination is 9999. How many number combinations are possible

Solve for x. -15 + 12x = 5x + 7 - 3x

Choose the pair of numbers that is not a solution to the given equation. y = 2X+1 (1,2) (4,3)

What is the value of the 1st quartile in the data set below? scores on a math quiz: 65, 90, 100, 72, 88, 55, 73

Which sentence is the most accurate definition of an identity? An identity is an equation that is true for all real numbers. An identity is an equation that is true for all real values in its domain.

How do I simplify - 5 (3p+3) + 9 (-7+p)

Round each number to the place indicated. Draw a number line to support your decision. 1. 0.235; Round to the nearest tenth 2. 3.492; Round to the nearest hundredth 3. 8.0769; Round to the nearest thousandth

What is 25 divided by 5

Bert and Ernie are missing each other and their friend Big Bird They want to meet at Big Bird's nest which is halfway from their apartments.