Advertisements
Advertisements
प्रश्न
Multiply:
(4x + 5y) × (9x + 7y)
बेरीज
Advertisements
उत्तर
(4x + 5y) × (9x + 7y)
= 4x(9x + 7y) + 5y(9x + 7y)
= 4x × 9x + 4x × 7y + 5y × 9x + 5y × 7y
= 36x2 + 28xy + 45xy + 35y2
= 36x2 + 73xy + 35y2
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Find each of the following product:
(7ab) × (−5ab2c) × (6abc2)
Write down the product of −8x2y6 and −20xy. Verify the product for x = 2.5, y = 1.
Find the following product: \[\frac{6x}{5}( x^3 + y^3 )\]
Find the following product:
4.1xy(1.1x − y)
Find the following product and verify the result for x = − 1, y = − 2:
(3x − 5y) (x + y)
Simplify:
x2(x − y) y2(x + 2y)
Simplify:
(x2 − 3x + 2)(5x − 2) − (3x2 + 4x − 5)(2x − 1)
Simplify:
(x3 − 2x2 + 3x − 4) (x −1) − (2x − 3)(x2 − x + 1)
Show that: (9a − 5b)2 + 180ab = (9a + 5b)2
Solve the following equation.
5(x + 1) = 74
