Hi

I few question i am having trouble with:

1)P and Q lie on the curve . The x coordinates of P and Q are 2 and (2+h) respectively. The gradient of chord PQ is:

A.

B.

C.12

D.

E.

2)The equation is equivalent to the equation:

A.

B.

C.

D.

E.

3)If the angle between the lines 2y=8x+10 and 3x-6y=22 is , then is best approximated by:

A)1.17 B)1.40 C)2 D)0.86 E)1

P.S