Question

1. Which is greater? 23 or 3??

2. Express 83 with base 2.
3. Fill in the blank: [(61) X(61)1° =
4. Fill in the blank: (-1)" = __ if n is a odd number.
5. Express 0.00000000000003904 in standard form.
6. The algebraic expression 10x + 7y - 112 + 2y - 4xis a
7. Expand (2x + 5)2 using identity.
pg
8. Find the square of -5 using identity.
4
(4x + 3y)
9. The side of a square is represented by the binomial cm. Then the area of
the square in cm² is
10. Simplify: 4p - 39 + 9p - 2q + 21 p?​

Answer 1

which is greater? 23 or 3?

Answer is 23