Mathematics
Multiply:
(a) 5 × b
(b) x × y
(c) 2a × 3b
(d) a × a
(e) 6a × 2a
Algebra Basics
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Answer
(a) 5 × b = 5b.
(b) x × y = xy.
(c) 2a × 3b = (2 × 3) × (a × b) = 6ab.
(d) a × a = a2.
(e) 6a × 2a = (6 × 2) × (a × a) = 12a2.
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