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Multiply: 2/3 abc (a^2+b^2-3c^2)...

Multiply: `2/3 abc (a^2+b^2-3c^2)`

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Multiply: (a^2-b^2) (2b-6a)

Multiply: (-3a^2) xx (4a^2b) xx (-2)

To multiply (3a+2b) by (a-b-c).

|{:(-a(b^2+c^2-a^2)," "2b^3," "2c^3),(" "2a^3,-b(c^2+a^2-b^2)," "2c^3),(" "2a^3," "2b^3,-c(a^2+b^2-c^2)):}|=abc(a^2+b^2+c^2)^3

Let's multiply :- (-3a^2) xx (4a^2b) xx (-2)

Multiply: ((2a^2)/9-1/7)((3a)/5-2/5)

Prove that for a triangle ABC, (a^2-b^2-c^2) tan A+(a^2-b^2+c^2)tan B=0

If D is the mid-point of the side B C of triangle A B C and A D is perpendicular to A C , then 3b^2=a^2-c ^2 (b) 3a^2=b^2 3c^2 b^2=a^2-c^2 (d) a^2+b^2=5c^2

In a Delta ABC, Prove that, CosA/a + CosB/b + CosC/c = (a^2+b^2+c^2)/2

Prove |{:(1,a^2+bc,a^3),(1,b^2+ca,b^3),(1,c^2+ab,c^3):}|=-(a-b)(b-c)(c-a)(a^2+b^2+c^2)

NCERT BANGLISH-ALGEBRIC OPERATIONS-Exercise
  1. Multiply: 8a^2 xx (2a+5b)

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  2. Multiply: -17x^2 xx (3x-4)

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  3. Multiply: 2/3 abc (a^2+b^2-3c^2)

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  4. Multiply: 2 xx 5x (10x^2y - 100xy^2)

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  5. Multiply: (2x+3y) (5x-y)

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  6. Multiply: (a^2-b^2) (2b-6a)

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  7. Multiply: (x+2)(3x+1)

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  8. Seema planted 3x saplings in a row, In 2x such rows find how many sapl...

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  9. The length of a rectangle is (4x+1) m and its breadth is 3zm. Calculat...

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  10. Presently, the price of a dozen of bananas has increased by 6 rupees. ...

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  11. Find the area of a square whose each side is 7x cm.

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  12. The area of a rectangle is 8x^2 sq units. If its length is 4x units, f...

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  13. Sushobhan sold 729y^4 number of kites in 9y days. Find the number of k...

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  14. Divide the first algebraic expression by the second algebraic expressi...

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  15. Divide the first algebraic expression by the second algebraic expressi...

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  16. Divide the first algebraic expression by the second algebraic expressi...

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  17. Divide the first algebraic expression by the second algebraic expressi...

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  18. Divide the first algebraic expression by the second algebraic expressi...

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  19. Divide the first algebraic expression by the second algebraic expressi...

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  20. Divide the first algebraic expression by the second algebraic expressi...

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