The coefficient of $x$ in the expansion of $(x+3{)}^3$ is

Important Questions on Factorisation of Polynomials

EASY

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 7

Which of the following is a factor of ${\left(x+y\right)}^3-\left(x^3+y^3\right)$ ?

EASY

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 8

One of the factors of $\left(25x^2-1\right)+(1+5x{)}^2$ is

EASY

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 9

If $(x+5)$ is a factor of $p\left(x\right)=x^3-20x+5k$ then $k=$?

MEDIUM

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 10

If $(x+2)$ and $(x-1)$ are factors of $\left(x^3+10x^2+mx+n\right)$ then

EASY

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 11

$(104\times 96)=$?

EASY

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 12

$(305\times 308)=$

EASY

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 13

$(207\times 193)=$?

MEDIUM

9th CBSE

IMPORTANT

Secondary School Mathematics FOR CLASS 9>Chapter 3 - Factorisation of Polynomials>MULTIPLE-CHOICE QUESTIONS (MCQ)>Q 14

$4a^2+b^2+4ab+8a+4b+4=$?