Advertisements
Advertisements
प्रश्न
Evaluate: xy2(x – 5y) + 1 for x = 2 and y = 1.
बेरीज
Advertisements
उत्तर
For x = 2 and y = 1
xy2(x – 5y) + 1
2 × 12 (2 − 5 × 1) + 1
2 × (2 − 5) + 1
2 × (−3) + 1
= −5
shaalaa.com
Multiplying a Polynomial by a Polynomial
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Multiply: 2y − 4y3 + 6y5 by y2 + y − 3
Simplify: (5a + 5b – c) (2b – 3c)
Simplify : (4x – 5y) (5x – 4y)
Simplify : (3y + 4z) (3y – 4z) + (2y + 7z) (y + z)
Evaluate: (3x – 2)(x + 5) for x = 2.
Evaluate: 2x(3x – 5) – 5(x – 2) – 18 for x = 2.
Multiply and then verify :
−3x2y2 and (x – 2y) for x = 1 and y = 2.
Multiply: 2x2 – 4x + 5 by x2 + 3x – 7
Multiply: (ab – 1) (3 – 2ab)
Simplify : (5 – x) (6 – 5x) (2 -x).
