



 
Hi Samiya, You have \[\left(b^2 \times c\right) \times \left(b^5 \times c^4\right)\] Since multiplication is commutative this can be rewritten \[b^2 \times b^5 \times c \times c^{4}\] or \[b^2 \times b^5 \times c^1 \times c^{4}.\] Using the Laws of Exponents this is \[b^{2+5} \times c^{1+4} = b^7 \times c^5 = b^7 c^5\] I hope this helps, 



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