Jobs By Abekus

Linear-algebra Questions Set 8:

Quiz Mode

If x > 7 then x + 2 > 9 is true?

True

False

Solution:

If x > 7 then which is impossible?

x > 4

x < 6

x > 9

x < 14

Solution:

What is the expansion of the series (xy + 2)² ?

x²y² + 2xy + 4

x² + y² + 4

x²y² + 4xy + 4

xy² + 2xy + 2

Solution:

If, x⁴ + 4x³ + 6ax² + 6bx + c is divisible by x³ + 3x² + 9x + 3. Then, what is the value of a + b + c?

Solution:

What will be the product of b and c if the equations x² + bx + c = 0 and x² + 3x + 3 = 0 have one common root?

Solution:

A number consists of two digits whose sum is 8. If digits are interchanged then the number increases by 18 find the number ?

Solution:

What will be the sum of the real roots of the equation x² + 5|x| + 6 = 0 ?

Equal to 5

Equal to 10

Equal to -5

Does not exist

Solution:

Find all pairs of consecutive odd positive integers both of which are smaller than 8 such that their sum is more than 10.

(3,5), (5,7)

(3,5), (5,7), (7,9)

(5,7), (7,9)

(5,7)

Solution:

If the zeroes of the quadratic polynomial ax² + bx + c ≠ 0 are equal, then

a and c both have same sign

c and b have opposite sign

c and a have opposite sign

b and c both have same sign

Solution:

If x₁, x₂ are real roots of ax² – x + a = 0. Then, find the set of all values of parameter ‘a’ for which |x₁ – x₂| < 1 ?

(1 – 5a²)/a² > 0

(1 – 5a²)/a² = 0

(1 – 5a²)/a² < 0

None of the above

Linear-algebra Questions Set 8:

If x > 7 then x + 2 > 9 is true?

Solution:

If x > 7 then which is impossible?

Solution:

What is the expansion of the series (xy + 2)² ?

Solution:

If, x⁴ + 4x³ + 6ax² + 6bx + c is divisible by x³ + 3x² + 9x + 3. Then, what is the value of a + b + c?

Solution:

What will be the product of b and c if the equations x² + bx + c = 0 and x² + 3x + 3 = 0 have one common root?

Solution:

A number consists of two digits whose sum is 8. If digits are interchanged then the number increases by 18 find the number ?

Solution:

What will be the sum of the real roots of the equation x² + 5|x| + 6 = 0 ?

Solution:

Find all pairs of consecutive odd positive integers both of which are smaller than 8 such that their sum is more than 10.

Solution:

If the zeroes of the quadratic polynomial ax² + bx + c ≠ 0 are equal, then

Solution:

If x₁, x₂ are real roots of ax² – x + a = 0. Then, find the set of all values of parameter ‘a’ for which |x₁ – x₂| < 1 ?

Solution:

Related Question Sets:

Related Topics:

Linear-algebra Questions Set 8:

If x > 7 then x + 2 > 9 is true?

Solution:

If x > 7 then which is impossible?

Solution:

What is the expansion of the series (xy + 2)2 ﻿?

Solution:

If, x4 + 4x3 + 6ax2 + 6bx + c is divisible by x3 + 3x2 + 9x + 3. Then, what is the value of a + b + c?

Solution:

What will be the product of b and c if the equations x2 + bx + c = 0 and x2 + 3x + 3 = 0 have one common root?

Solution:

A number consists of two digits whose sum is 8. If digits are interchanged then the number increases by 18 find the number ?

Solution:

What will be the sum of the real roots of the equation x2 + 5|x| + 6 = 0 ?

Solution:

Find all pairs of consecutive odd positive integers both of which are smaller than 8 such that their sum is more than 10.

Solution:

If the zeroes of the quadratic polynomial ax2 + bx + c ≠ 0 are equal, then

Solution:

If x1, x2 are real roots of ax2 – x + a = 0. Then, find the set of all values of parameter ‘a’ for which |x1 – x2| < 1 ?

Solution:

Related Question Sets:

Related Topics:

What is the expansion of the series (xy + 2)² ?

If, x⁴ + 4x³ + 6ax² + 6bx + c is divisible by x³ + 3x² + 9x + 3. Then, what is the value of a + b + c?

What will be the product of b and c if the equations x² + bx + c = 0 and x² + 3x + 3 = 0 have one common root?

What will be the sum of the real roots of the equation x² + 5|x| + 6 = 0 ?

If the zeroes of the quadratic polynomial ax² + bx + c ≠ 0 are equal, then

If x₁, x₂ are real roots of ax² – x + a = 0. Then, find the set of all values of parameter ‘a’ for which |x₁ – x₂| < 1 ?