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needhelpfastplease
Group Title
What is the value of the expression –3x^3 when x = –3?
A.
–81
B.
–27
C.
27
D.
81
 3 months ago
 3 months ago
needhelpfastplease Group Title
What is the value of the expression –3x^3 when x = –3? A. –81 B. –27 C. 27 D. 81
 3 months ago
 3 months ago

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needhelpfastplease Group TitleBest ResponseYou've already chosen the best response.0
@kym02
 3 months ago

kym02 Group TitleBest ResponseYou've already chosen the best response.1
Did you work it out?
 3 months ago

needhelpfastplease Group TitleBest ResponseYou've already chosen the best response.0
i tried to @kym02 i think its C but im not quite sure
 3 months ago

kym02 Group TitleBest ResponseYou've already chosen the best response.1
Alright i'll go it through with you. \[3x^{3}\] Hence, \[x=3\] so, \[(3) \times (3) \times (3) = 27\] so basically it now becomes: \[3(27)\] which is equal to: \[81\] Therefore, the answer is D :) you had it! just needed to keep trying! :D
 3 months ago

needhelpfastplease Group TitleBest ResponseYou've already chosen the best response.0
thank you!
 3 months ago

kym02 Group TitleBest ResponseYou've already chosen the best response.1
you're welcome!
 3 months ago
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