Recent questions and answers in Polynomials

Degree of zero polynomial is :

answered Sep 30, 2021 by yasmeendawa2005

1 answer

Two numbers a and b are such that the quadratic equation $ax^2+3x+2b=0$ has -6 as the sum and product of its roots. Find a+b.

answered Jun 18, 2021 by yusuffsheriff420

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The value of 150 × 98 is

answered Mar 2, 2021 by ps389783

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If (x+1)(x+3)(x+5)(x+7)=5760, find the real value of x

answered Dec 27, 2020 by kishorecmouli

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If x is rational and 4(x^2 + 1/(x^2)) + 16(x + 1/x) -57=0 then find x.

answered Nov 10, 2020 by imranprogamer100

1 answer

If x < –1, then which of the following expressions holds?

answered Nov 1, 2020 by jigisha2436

1 answer

The product of roots of equation mx^2 +6x +2m-1 =0 is -1. Then m is

answered May 27, 2020 by dikshatagala86

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How many roots of the equation x^3-3x^2+4=0 are roots of the equation x^2+x-6=0?

answered Apr 19, 2020 by gowrichalumuri

1 answer

Find the number of roots of (x^n-b)^2 =0

answered Mar 18, 2020 by thakurmayankraj.26

1 answer

Value of the expression (x^2-x+1)/x-1 cannot lie between

answered Jan 24, 2020 by piruthiba

1 answer

In method of factorisation of an algebraic expression. Which of the following statement is false ?

answered Jan 20, 2020 by kasarlavishishtareddy

1 answer

Write the expression (x + 5)(x + 2) as a polynomial in standard form.

answered Oct 13, 2019 by lacsonthrishamaemerciales

1 answer

Classify –3x5 + 4x3 + x2 + 9 by degree and by number of terms.

answered Oct 13, 2019 by lacsonthrishamaemerciales

1 answer

The expansion of (x + y - z)2 is

answered Mar 13, 2019 by bembemakoi

1 answer

If x + y = 3 and xy = - 18, find the value of x3 + y3 .

answered Jan 29, 2019 by nhcphuong2304

1 answer

If $x^2+ax+b$ leaves the same remainder $5$ when divided by $x-1$ or $x+1$ then the values of a and b are respectively

answered Nov 24, 2018 by mksingh705078

1 answer

Remainder when a^2 + b^2 + 2(ab + bc + ca) is divided by (a + b + 2c) is _______.

answered Oct 30, 2018 by guptasurbhi541

1 answer

If the roots of the equation $ax^2 -bx +c=0$ differ by $2$, then which of the following is true?

answered Sep 17, 2018 by vs8800290

1 answer

zero of the polynomial p(x)=2x+5 is

answered Aug 22, 2018 by d.sharma2601

1 answer

No. of roots of the equation x-(2/x-1) = 1-(2/x-1) is

answered Jun 10, 2018 by nagu.nagu.na19

1 answer

If the product of two surds is a rational number, then each one of them is called the _____ of the other.

answered Jan 6, 2018 by usreedevi

1 answer

What is the condition for one root of the quadratic equation $ax^2 +bx +c$ to be twice of each other

answered Jan 5, 2018 by kuldeepdihingia

1 answer

4 ^(44) + 4^(44) + 4^(44) + 4^(44) = 4^x. find x

answered Nov 22, 2017 by richamadaan07

1 answer

one of the zeroes of the polynomial 2x^+7x-4

answered May 26, 2017 by drjayshreejain

1 answer

if x+1 is a factor of the polynomial 2x^2 +kx, then the value of k

answered Feb 18, 2017 by arjunnandu96

1 answer

if p(x)=x+3 then p(x)+p(-x) is equal to

answered Sep 18, 2016 by agarwalricha19

1 answer

A polynomial f with real coefficients and degree 2 has an imaginary zero at 2i. The graph of f has a y-intercept at (0, 8). Find f.

answered Jul 14, 2016 by patrickatcollege

1 answer

If a and b are the roots of equation $2x^2-8x+5=0,$ find the value of $(a/b + b/a) + (1/a + 1/b) -ab$

asked Aug 26, 2015 by pady_1

0 answers

If the roots of the equation x^2+px+3=0 are two sccessive odd natural numbers then find the value of p.

asked Aug 26, 2015 by pady_1

0 answers

If a number is increased by 4 the result is equal to 5 more than the twice the reciprocal of the number. Find the original number.

asked Aug 26, 2015 by pady_1

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If a positive number is decreased by 2 and the squared the resultant number is 2 less than the original number. Find a possible value of the number.

asked Aug 26, 2015 by pady_1

0 answers

how many common roots are there between x^2-5x+6=0 and x^2+5x+6=0?

asked Aug 26, 2015 by pady_1

0 answers

In the equation x^2-2px+2p=0 if p is real find the nature of the roots

asked Aug 26, 2015 by pady_1

0 answers

If $ax^3+bx^2+cx+d=0$ has exactly $2$ positive roots and $b<0,c>0,$ then which of the following cannot be true

asked Aug 26, 2015 by pady_1

0 answers

If the equation 3x^4-13x^3+7x^2+17x+a-10=0 has exactly 3 positive roots, then a can be

asked Aug 26, 2015 by pady_1

0 answers

If x^2-3x+2 is a factor of x^4-ax^2+b=0 then the value of a and b are

asked Aug 26, 2015 by pady_1

0 answers

If the expression $ax^2+bx+c$ is equal to $4$ when $x=0$ leaves a remainder 4 when divided by $x+1$ and a remainder 6 when divided by $x+2$, then the values of a,b,c are respectively

asked Aug 26, 2015 by pady_1

0 answers

If q,r>0 then roots of the equation x^2+qx-r=0 are

asked Aug 26, 2015 by pady_1

0 answers

If p and q are the roots of the equation x^2 -px +q=0, then

asked Aug 26, 2015 by pady_1

0 answers

Sum of real roots of the equation x^2+5x+6=0

asked Aug 26, 2015 by pady_1

0 answers

If a,b belong to {1,2,3,4}, then the number of the equations of the form ax^2 +bx +1=0 having real roots is

asked Aug 26, 2015 by pady_1

0 answers

If a^2 + b^2 +c^2 =1, then which of the following cannot be a value of (ab+bc+ca)?

asked Aug 26, 2015 by pady_1

0 answers

For what value of c the quadratic equation $x^2-(c+6)x+2(2c-1)=0$ has sum of the roots as half of their product?

asked Aug 26, 2015 by pady_1

0 answers

If equation x^2+bx+12=0 gives 2 as its one of the roots and x^2+bx+q=0 gives equal roots then the value of b is

asked Aug 26, 2015 by pady_1

0 answers

If a and b are the roots of the quadratic equation $5y^2-7y+1=0$ then find the value of $(1/a + 1/b)$

asked Aug 26, 2015 by pady_1

0 answers

The sum of a fraction and its reciprocal equals 85/18. Find the fraction

asked Aug 26, 2015 by pady_1

0 answers

The expression x^2+kx+9 becomes positive for what value of k(x is real)

asked Aug 26, 2015 by pady_1

0 answers

For what value would the equation x^2+bx+c=0 have roots equal to b and c

asked Aug 26, 2015 by pady_1

0 answers

For the equation 2^(a+3) = 4^(a+2) -48, the value of a will be

asked Aug 26, 2015 by pady_1

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One of the two students, while solving a quadratic equation in x, copied the constant term incorrectly and got the roots 3 and 2. The other copied the constant term and coefficient of $x^2$ correctly as -6 and 1 respectively. The correct roots are

asked Aug 26, 2015 by pady_1

0 answers

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