Yeah there all right but I have a little hinch for the last and first one
Answer:
a) X=0
b) X=2,-2
Step-by-step explanation:
Answer:
C) 50°
Step-by-step explanation:



Answer:
Rahul reads 20 pages of a story book everyday and finish it in 12 days Ram is a slow reader and work for two days he was then joined by b find the total time taken to finish the work?