Math, asked by sahanashree76, 2 months ago

17. Subtract the sum of (4x² + 7x + 9) and (-9x² - 8x - 7) from the sum of (11x² + 4x - 5) and (-9x² - 5x + 7)
18. Find the T.S.A and L.S.A of a cuboid having dimensions 25cm x 10cm x 35cm.
19.Find the difference between simple interest and compound interest on ₹12000 at the rate of 5%
per annum for 2 years compounded annually.
pls answer this 3 questions
class8
CBSE

Answers

Answered by tanvipantola
1

Step-by-step explanation:

This is the answer of these three questions

Attachments:
Similar questions