Apter 1. Piecewise Functions > Section Exercises 1.2 > Exercise 3 (5x – 1, if x < -2
Evaluate f(x) =
1x + 3, if x 2 -2
when = -3.

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

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?