Question

10. How much is 3x2 - 4xy + 2y less than 22-y.
3ry?
11. The one side of a equilateral triangle is 4x +y.
What is its perimeter?
12. Sanjay sells a television for 25x2 + 10y - 30. If
the profit is 10x - 12y + 10. What is the cost
price?
3
13.) Subtract the sum of x - 3xy
y2 and 2 +
2
r
xy - 2y from the sum of 2xy
3y2 and
3
+ 5y2
3 2​

Answer 1

Answer:

10. How much is 3x2 - 4xy + 2y less than 22-y.

3ry?

11. The one side of a equilateral triangle is 4x +y.

What is its perimeter?

12. Sanjay sells a television for 25x2 + 10y - 30. If

the profit is 10x - 12y + 10. What is the cost

price?

3

13.) Subtract the sum of x - 3xy

y2 and 2 +

2

r

xy - 2y from the sum of 2xy

3y2 and

3

+ 5y2+567880+((3478/87643))

3 22