Free Registration

# (Originais Teachy 2023) - Question Medium of Math

a.
b.
c.
d.
e.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur id consequat justo. Cras pellentesque urna ante, eget gravida quam pretium ut. Praesent aliquam nibh faucibus ligula placerat, eget pulvinar velit gravida. Nam sollicitudin pretium elit a feugiat. Vestibulum pharetra, sem quis tempor volutpat, magna diam tincidunt enim, in ullamcorper tellus nibh vitae turpis. In egestas convallis ultrices.

Answer key available only for registered teachers.
Register at Teachy and get access now!

Binomial Theorem
Teachy originals
Those who search for this subject, also viewed these questions...
Question 1:

Medium

A flower seller wants to create new arrangements for his business and decides to study combinations and arrangements of flowers using the Binomial Theorem. Considering that he has blue flowers (represented by x) and red flowers (represented by y), the seller wants to organize an arrangement with exactly 7 flowers. a) Determine the expansion of the binomial (x+y)^7 and list all the terms. b) Calculate the independent term of x in the expansion. c) Find the sum of the coefficients of the terms in the expansion.
Teachy originals
Question 2:

Medium

Teachy originals
Question 3:

Easy

A person bought a car for cash, obtaining a 10% discount. He paid with 37,620 fifty-cent coins. The price of the car, without the discount, was:
Source: CMRJ
Question 4:

Hard

Observe the sequence of figures below, built with black and white balls, all of the same size. "Figure 1 is composed of 1 white ball surrounded by 8 black balls. Figure 2, 4 white balls surrounded by 12 black balls and so on." The number of black balls in the figure composed of 676 white balls is
Source: CMRJ
Did you like these questions? We have more than 100,000 like these for you, teacher!
Save time with Teachy!