Indian Navy MR Polynomials — practice questions

Explore 4 free Polynomials questions in Indian Navy MR Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

Practise Polynomials with Quill →

Polynomials questions and exercises with answers

Showing questions 1–4 of 4.

Find the zero of p(x) = 3x − 12.Read the answer and worked solution →Find the zeroes of 4x² − 4x − 3.Read the answer and worked solution →Match each polynomial to its degreeRead the answer and worked solution →Key in the degreeRead the answer and worked solution →

Worked practice questions

Find the zero of p(x) = 3x − 12.

x = 3
x = 4
x = 12
x = −4

Show answer and solution

Correct answer: B. x = 4

To find the zero, set p(x) = 0. 3x − 12 = 0 3x = 12 x = 12/3 = 4. Therefore the zero is x = 4 (option B).

Open this question →

Find the zeroes of 4x² − 4x − 3.

1 and 3
−3/2 and 1/2
3/2 and −1/2
−1 and −3

Show answer and solution

Correct answer: C. 3/2 and −1/2

D = 16 + 48 = 64. x = (4 ± 8)/8 = 12/8 or −4/8 = 3/2 or −1/2.

Open this question →

Match each polynomial to its degree

Read exercise and reference answers

Matching pairs

Left
2x - 3
Right
Degree 1, a linear polynomial
Left
2y2 - 3y + 4
Right
Degree 2, a quadratic polynomial
Left
5x3 - 4x2 + x - 2
Right
Degree 3, a cubic polynomial
Left
7u6 and higher
Right
Degree 6, the highest power of u

Instructions

Tap a polynomial on the left, then tap its degree.

_Source: syllabus Maths Ch2 Polynomials, 2.1 Introduction_

Open this exercise →

How to practise

Choose a Polynomials question and try to work out your answer.
Open the question to check the correct answer and read its worked solution.
Continue in the app for bite-sized lessons, explanations and review with Quill. You can start without creating an account.