Is 9/10 a real number

Solve the following system of linear equation using any algebraic method. If possible, check your solution. 2x-5y=3 X-2y=7

What is the product of (3a + 2) (4a2 - 2a + 9) ? 12a3 - 2a + 18 12a + 6a + 9 1203 - 6a2 + 23a + 18 12a3 + 2a + 23a + 18

Is 0.99 a rational number

Solve for n and write your answer as a decimal. 4n=10

Simplify the question With Steps i^50 (It is iota with 50. as an exponent)

The sum of two and the quotient of a x and 5

Work out m and c for the line y=x-5

Calculate mean, median, and mode for each set of data. IQ's: 78, 79, 87, 88, 101, 120, 132

Katelyn is 4.35 feet tall. Her older sister is 1.6 feet taller. How tall is Katelyn's older sister

Jade and jason play a game which each player is equally likely to win the first player win 3games becomes the champion and no future games are played if jason had won The first game what is the probability that jason becomes the champion