The mean length of 4 childrens' big finger is 8.6cm. The mean length of 11 adults' big finger is 17.8cm.
What is the mean length (rounded to 2 DP) of these 15
people's big finger?
cm

10a^3+277a^2-132a-792

step-by-step explanation:

(2a+11)(5a-12)(foil)

=10a^2-24a+55a-132 =10a^2+31a-132

(10a^2+31a-132)(a+6)

=10a^3+60a^2+31a^2+186a^2-132a-792 =10a^3+277a^2-132a-792

i hope this is what you are looking for : )

. + λrh() e 1 1 2 4 4 4 4 4 3 4 4 4 4 4 + th−1(− s(x)2 dx ω + λrh−1() e 2 1 2 4 4

step-by-step explanation:

step-by-step explanation:

6.48/4 4 goes into 6.48 1.62 times