Question

please answer this question if you know the answer then only answer else reported

Find the value of * for which ( 4/7)¹⁴ x (4/7)²¹ = (4/7) ⁷* Hint: Let * stand for a

2. Find the value of ( 7⁰ + 4¹ ) x 2²

3. Express the 4.7 x 10‐⁵ in usual form.

4. Find the multiplicative inverse of 10¹⁰

5. On dividing 9⁴ by which number do we get 9

6. Simplify (-3)⁴ x (7/3)⁴

7. A cement factory has annual sale of 5 billion 420 million kilograms Express this number in standard form.

8. Solve (-2)²+ (-2)³ - (-2)⁴​

Answer 1

Answer:

1. ( 1 + 4 ) * 4 = 5*4 = 20
2. o.oooo47

${10}^{ - 10}$