Question

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Q-1 SOLVE THE FOLLOWING QUESTIONS
1. Write additive inverse of -7/19.
2. Write the reciprocal or multiplicative inverse of 21/8.
3. Solve the equation, x-2 =7; x =?
4. Solve the equation, 6x =12, x =?
5. What is Polygon?
6. Write the name of polygon having 3 sides.
7. What is the square root of 121?
8. What is the cube root of 8?
9. Without adding, Find the sum, 1+3+5+7+9.
10. Write the formula of Compound Interest.​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1) -7/19

2)8/21

3)x=9

4)x=2

5) a polygon is a closed figure made up of line segments or straight lines.

6) triangle

7)121= 11

8) 512

9)4²

10)CI = P( 1 + r/100)n - P

Step-by-step explanation:

3) transpose 2 on the other side

x=7+2=9

4)transpose 6 on the other side

x=6/12

simplify you get 2

7) 11x11=121

8) 8x8x8=512

9) number of odd numbers present=4 so square is 16

pls mark as brainiest hope this helped you