Evaluate the following: 1) ² (y² + y)dxdy

Q: Find two First terms whose product is 3x. 3x? – 13xy + 4y² = (3x ?y)(x ?y)

A: Given that, 3x2-13xy+4y2=3x    ?yx   ?y

Q: Simplify the expression as much as possible: 4 (-3y/3)´ (2y1/2) = ay'.

A:

Q: .2 dx Jo (9 + x²)2

A:

Q: What expression is equivalent to xy + xyz a. xy(1+z) b. xz(1+y) c. yz(1+x) d. xyz = 1

A: To determine the expression which is equivalent to xy+xyz.