Factorise the expression : ( a^2 + ac + ab + ac ) and divide by ( a + b )
STEPS PLEASE :(

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?

What is the best estimate of the length of a football

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36