10th Class
Mathematics
Sample Paper
Sample Paper - 3 - Term - 1
question_answer
7 x 11 x 13 + 13 = (7 x 11 + 1) x 13 =78 x 13 = 2 x 3 x 132
= a composite number ( factors
are 2, 3, 13)
7 x 6 x 5 x 4 x 3 x 1 = 23 x 32 x 5 x
7 = A composite number (Factors are 2, 3, 5, 7)