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readergirl12
 one year ago
What is the value of the expression when a = 3 and b = 2?
3a^3+2b^3
A.
78
B.
97
C.
135
D.
745
readergirl12
 one year ago
What is the value of the expression when a = 3 and b = 2? 3a^3+2b^3 A. 78 B. 97 C. 135 D. 745

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readergirl12
 one year ago
Best ResponseYou've already chosen the best response.0\[3a^3+2b^3\] Thats what it looks like.

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2substitute a for 3 and b for 2 a=3 b=2

readergirl12
 one year ago
Best ResponseYou've already chosen the best response.0I dont understand...I've never been very good in math.. ._.

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2well given : a = 3 and b =2 so we can replace a for 3 and b for 2

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2\[\huge\rm 3\color{ReD}{a}^3+2b^3\] . given is a =3 so i'm going to replace a for 3 \[\huge\rm 3\color{ReD}{(3)}^3+2b^3\] . same with b

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2exponents tells us how many times we should multiply the base so for example 4^3 would be 4*4*4
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