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OpenStudy (anonymous):
Find the value of x^3+2y^3 for x= 7 and y=1 Must show work.
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OpenStudy (dumbcow):
this is known as plug and chug :)
OpenStudy (anonymous):
just plug in x and y so (7)^3 + 2(1)^3 7^3=343 2*1=2 2^3=8 so...343+8=351
OpenStudy (dumbcow):
@ses11 i dont think the "2" is attached to exponent
OpenStudy (anonymous):
@dumbcow oh yeah just noticed that :) so it would be 1^3 which is 1 and then 1*2=2 so 343+2=345
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