## Problem Solving Lesson 22: Three conic lines (Connecting) – Math Book

adsense Problem Solving Lesson 22: Three conic lines (Connecting)—————— Solve problem 7.19 page 56 Math textbook 10 Connecting knowledge volume 2 Let the ellipse have the equation: $$\frac{x^{2}}{36}+\frac{y^{2}}{9}=1$$. Find the…

## (Math Quiz 10 – CT) In the expansion ({left( {2x – 5y} right)^8}), the coefficient of the containing term ({x^5}. {y^3}) is:

Question: In the expansion $${\left( {2x – 5y} \right)^8}$$, the coefficient of the term containing $${x^5}.{y^3}$$ is: Reference explanation: Correct answer: A The general term in the above expansion is…

## (Math Quiz 10 – CT) In the expansion ({left( {2a – b} right)^5}), the coefficient of the 3rd term is equal to:

Question: In the expansion $${\left( {2a – b} \right)^5}$$, the coefficient of the third term is equal to: Reference explanation: Correct Answer: GET We have: $${\left( {2a – b} \right)^5}$$…

## (Math Quiz 10 – CT) In the expansion ({left( {x + frac{2}{{sqrt x }}} right)^6}), the coefficient of ({x^3},left( {x) > 0} right)) is:

Question: In the expansion $${\left( {x + \frac{2}{{\sqrt x }}} \right)^6}$$, the coefficient of $${x^3},\left( {x) > 0} \right)$$ is: Reference explanation: Correct answer: The general term in the above…

## (Math Quiz 10 – CT) In the expansion ({left( {a – 2b} right)^8}), the coefficient of the containing term ({a^4}. {b^4}) is:

Question: In the expansion $${\left( {a – 2b} \right)^8}$$, the coefficient of the term containing $${a^4}.{b^4}$$ is: Reference explanation: Correct answer: A The general term in the above expansion is…

## (Math Quiz 10 – CT) In the expansion ({left( {{a^2} + frac{1}{b}} right)^7}), the 5th term is:

Question: In the expansion $${\left( {{a^2} + \frac{1}{b}} \right)^7}$$, the 5th term is: Reference explanation: Correct answer: A The general term in the above expansion is \({T_{k + 1}} =…