Simplifyling exponents
[tex]b ^{4} + {b}^{3} + {b}^{2} [/tex]
[tex] {b}^{4 + 3 + 2} [/tex]
[tex] {b}^{9} [/tex]
According to the Laws of Exponents, when you multiply similar variables with numberical coeffients, you can add the exponents and the sum of it will be the exponent of the product.
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