HELP HELP HELP
ASAPPP HELP
To celebrate its 125th anniversary, a company
produced 125 expensive teddy bears. These “125
karat teddy bears” are made of gold thread and have
diamond eyes. The table shows the approximate cost
of different numbers of these bears. Write an
equation that can be used to find c, the cost of n
Bear

number, n cost, c
4 188,000
7 329,000
11 517,000

30 people weigh 160 pounds or more

hello from mrbilldoesmath!

answer:

25x^2 + 90x + 84

discussion:

mn(x) = m(n(x)) = m( 5x + 9) =

(5x + 9)^2 + 3 =>

25x^2 + 90x + 9^2 + 3 =

25x^2 + 90x + 84                 (as 9^2 = 9*9 = 81)

which is the second choice

regards,  

mrb

p.s.   i'll be on vacation from friday, dec 22 to jan 2, 2019. have a great new year!

the first option is the answer.