Math, asked by reyanshagrawal, 2 months ago

1: Subtract the sum of 9b2 – 3c2 and 2b2 + bc – 2c2from the sum of 2b2-2bc –c2 and c2 + 2bc – b2. Q2: The area of a square is (4x2 – 2x - 6) square units. A triangle is drawn inside the square has an area (x2-4x + 5) square units. Find the remaining area.

Answers

Answered by datars211gmilcom

1

Answer:

(1)2b²-2bc-c²+c²+2bc-b²-(9b²-3c²+2b²+bc-2c²)

=b²-(11b²+bc-5c²)

=b²-11b²+bc-5c²

=-10b²+bc-5c²

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