What is the simplified expression for - 2a^2b+a^2-5ab+3ab^2-b^2+2 (a^2b+2ab) ?

A). a^2-9ab+3ab^2

B). a^2+9ab-b^2+3ab^2

C). 10ab+a^2-b^2

D). 3ab^2+a^2-b^2-ab

A rectangle has an area of 600.6m2. One of the sides is 7.8m in length. Work out the perimeter of the rectangle.

What is (-infinity, - 8] as an inequality?

A boat traveled upstream a distance of 90 miles at an average speed of (v-3) miles per hour and then traveled the same distance downstream at an average of (v+3) miles per hour.

What is the number in pie?

What is the product of 59x14.4

Which of the following is the area of a quadrilateral with vertices at (-4,2), (1,2), (1,-3) and (-4,-3) A) 20units^2 B) 25units^2 C) 31units^2 D) 36units^2

Almeida collects data on the ages of the students in her aerobics class and creates a dot plot to represent the ages.

What is the value of p? (p 2) - 4=14

Identify the values of a, b and c in the quadratic 7x^2-4x+5=6x-8

Solve log (x^2-6) = 1+log (x-3).