Simplify: 2 (3x2 – 4x – 8) – (3 – 5x – 2x2)

Simplify:

2 (3x² – 4x – 8) – (3 – 5x – 2x²)

योग

2 (3x² – 4x – 8) – (3 – 5x – 2x²)

= (6x² – 8x – 16) – (3 – 5x – 2x²)

= 6x² – 8x – 16 – 3 + 5x + 2x²

= 6x² + 2x² – 8x + 5x – 16 – 3

= 8x² – 3x – 19

shaalaa.com

क्या इस प्रश्न या उत्तर में कोई त्रुटि है?

Find the value of 5x + 3y − 6z, when x = 3, y = 5 and z = 4

If a = 3, b = 0, c = 2 and d = 1, find the value of abc − bcd + cda

If a = 3, b = 0, c = 2 and d = 1, find the value of 2a² − 3b² + 4c² − 5d²

If x = 2, y = 5 and z = 4, find the value of the following:

z^x

Simplify:

p + (− q − r − s) − (p − q − r)

Simplify:

2m − (3m + 2n − 6n)

Insert the bracket as indicated:

a + 4b − 4c = a + (...............)

If x = 3, y = 2 and z = 1; find the value of xy + y²z – 4zx

Multiply and then evaluate:

(4x + y) and (x – 2y); when x = 2 and y = 1.

Simplify:

6 {3x – 8 (5x – 10)}