Answer:
see explanation
Step-by-step explanation:
Using the rule of exponents
[tex]a^{m}[/tex] × [tex]a^{n}[/tex] ⇔ [tex]a^{(m+n)}[/tex]
49
3b × 4b³ = (3 × 4) × [tex]b^{(1+3)}[/tex] = 12[tex]b^{4}[/tex]
50
5x² × 8x × 5x³
= (5 × 8 × 5) × [tex]x^{(2+1+3)}[/tex] = 200[tex]x^{6}[/tex]
