Anyone know? is much appreciated.

That is foiling. You are just breaking the equation by solving it.

Hope that helps and feel free to ask me more questions :)

Brainliest??

C.) FOIL

Step-by-step explanation:

((x^2)+(−2))(((−5)x^2)+(x))=(x2)⋅((−5)x^2)+(x^2)⋅(x)+(−2)⋅((−5)x^2)+(−2)⋅(x)

=(−5x^4)+(x^3)+(10x^2)+(−2x)=

=−5x^4+x^3+10x^2−2x.

(x2−2)((−5)x2+x)=−5x4+x3+10x2−2x

d) 48

step-by-step explanation:

16,32,48,64,80,96,112,128,144,160,176,192,208,224,240,256,272,288,304,320,336

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)