Ask your own question, for FREE!
Finance 13 Online
KAPALOTJAY:

8x(7+10d-9x*2d)=...

umm:

\[8x(7+10d-9x(2)d\] \[=(8x)(7+10d+-18dx)\] \[=(8x)(7)+(8x)(10d)+(8x)(-18dx)\] \[=56x+80dx-144dx ^{2}\] \[=-144dx ^{2}+80dx+56x\]

jhonyy9:

@umm just and idea - this 2 next 9x inside parentheses not wan be exponent ? ok - probably no bc. in this way you ve got a quadratic in x

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!