How do you simplify $(2 c^{4}) (- c^{2}) (4 c^{9})$ $(2c ^ { 4} ) ( - c ^ { 2} ) ( 4c ^ { 9} )$ ?

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Answer 1 · 2017-09-25T04:52:30

$- 8 c^{15}$ $-8c^15$

We would multiply the signs and the coefficients:

$2*(-1)°4=-8$

and sum the exponents of the powers:

$c^(4+2+9)=c^15$

to get

$-8c^15$

How do you simplify (2c ^ { 4} ) ( - c ^ { 2} ) ( 4c ^ { 9} ) (2c4)(−c2)(4c9)(2c ^ { 4} ) ( - c ^ { 2} ) ( 4c ^ { 9} ) ?