Question

help picture attached will give medal and fan

Answer 1

@rockstar0765

Answer 2

@cmorse

Answer 3

just multiply each term by 5

Answer 4

so its a ?

Answer 5

\[5*x ^{2}+5*2x +3\]

Answer 6

good job

Answer 7

thanks

Answer 8

say the first tower has a number of blocks where a=x^2+2x+3
so the second tower has 2a+3
3rd tower has 2(2a+3)+3=4a+9
4th tower has 2(4a+9)+3=8a+21
5th tower has 2(8a+21)+3=16a+45
total a+2a+3+4a+9+8a+21+16a+45=31a+78
put the value of a

Answer 9

wow thanks!

Answer 10

welcome! make sure you complete the calculation