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Answered on 23/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

What is the y intercept of the line: -4x + 6y = -12?

Sarvajeet Kumar

An Experienced Trainer

-2.

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Answered on 23/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

Simplify (8 * cube of x) / (2 * cube of x)?

Sarvajeet Kumar

An Experienced Trainer

2.

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Answered on 29/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

Simplify [square of (- square of a * cube of b)] * (square of c)?

Mamta Mund

Maths Tutor, Certified Vedic Maths Teacher

Square of ( -a^2b^3) ) c^2 = a^4b^6c^2 = a fourth b sixth c squares.

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Answered on 01/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

For what value of k is the point (-2, k) on the line with equation: -3x + 3y = 4?

Tapas Bhattacharya

Tutor

For the given point: -3(-2) + 3k=4 --> 6 + 3k=4 --> 3k=4-6 = 2 --> k = 2/3 (Answer).

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Answered on 23/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

For what values of b the equation square of x - 4x + 4b = 0 has two real solutions?

Shikha Yadav

Tutor

x = 4b/3. Hence, real solutions for b would be 3/4, -3/-4, 6/8, 9/12 [i.e., any factors of 3/4].

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Answered on 02/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

Divide: 4 (square of x) + 3x by 2 (square of x)?

Jeet Mishra

2 + (3/2x).

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Answered on 02/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

What is the value of f(5): f(x) = 5(square of x) - 4x?

Sreedevi A.

Entusiastic Teacher

f(x) = 5x^2 - 4x (given). on substituting x = 5 in the above, f(5) = 5( 25) - 20 = 105.

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Answered on 02/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

Define Algebra in terms of Mathematics?

Sreedevi A.

Entusiastic Teacher

Algebra is a branch of mathematics which deals with unknowns or variables. In algebra, we can find the...

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Answered on 01/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

Find any real solutions for the quadratic equation: 2 (square of x) - 8 = 0?

Tapas Bhattacharya

Tutor

2 x^2 -8=0 --> x^2 = 4 --> x = +2 or -2.

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Answered on 02/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Algebra

What is the point of intersection of the lines x - y = 3 and -5x - 2y = -22?

Sreedevi A.

Entusiastic Teacher

The point of intersection is (4,1).

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