multiplying terms

1. MULTIPLYING TERMS

2. 3x × 2 y
3x × 2 y = 3 × 2 × x × y
= 6 xy
Multiply the numbers, and then multiply
the letters

3. POWERS - EXPONENT
x× x = x 2
x ×x = x
3 4
x ×x = x
3 5 8
p × q × r × p = p 4q 2r
2 3

4. NUMBERS AND LETTERS
3×y 5
x 2×x
= 2 × xy
3 × x ×
×5 ×
=0 x ×
3× y2
=0 y
3x2

5. TERMS OF MIXED SIGN
− × ×q
4 2 −
p y 5
=× −p ×
−2 5 × y
4 ×× q
= ×××
4 pqy
0
= 0q
4py

6. PUTTING IT TOGETHER
 Multiply the numbers
 Multiplying the same letter: find the power
 Multiplying different letters: write together
 Check the sign!

8.  Practice using your textbook (#6, p. 125)
 Sai & Ainisis (a, d, g, j, m, p, s, v)
 Anna & Imma (b, e, h, k, n, q, t, w)
 Nicole, Daniel, & Fatou (c, f, I, I, o, r, u, x)
 HOMEWORK: Study for the test on Friday.