Question

Solve the following questions

1. Solve the following simultaneous equations using Cramer's rule

7x + 3y = 15; 5x - 12 y = - 39


2. Find four consecutive terms in an A.P whose sum is 12 and sum

of 3rd and 4th term is 14


3. Prove that if a line parallel to a side of a triangle intersects the
remaining two sides in two distinct points, then the line divides

the two sides in the same proportion.

Please answer!!! ​

Answer 1

Answer:

please give one by one.........

Answer 2

Step-by-step explanation:

Wait for 10 mins...........