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Multiplication With Exponents - Variable Bases

What is the value of k in  y8×y5=yky^8\times y^5=y^k ?


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k=k= _________


What is the value of k in n15×n10=nkn^{15}\times n^{10}=n^k


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k=k= _____


What is the value of k in x10×x3=xkx^{10}\times x^{-3}=x^k

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k=k= ________


What is the value of k in  x12×x12=xkx^{-12}\times x^{12}=x^k


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k=k= ______


What is the value of k in

x22×x15=xkx^{22}\times x^{15}=x^k


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k=k= _____


What is the value of k in 

x4×x20=xkx^4\times x^{-20}=x^k


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k=k= ______


What is the value of k in x7×x2=xkx^7\times x^2=x^k ?

 

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k=_____


What is the value of k in  z8×z2=zkz^{-8}\times z^2=z^k

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k=k= _____


What is the value of k in 

y3×y4=yky^{-3}\times y^{-4}=y^k


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k=k= ______


What is the value of k in 

w12×w17=wkw^{-12}\times w^{17}=w^k ?


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k=k= ______