exam
Maths Puzzle
Numerical Ability
Please help me with these problems.
Multiply- 8pq^2(2pq - 3p + 5q)
Multiply- (x - 10)(x + 9)
Multiply using the vertical method.
(m^2 - 5mn + 3n^2)(m^2 + 4mn - 2n^2)
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exam Other Question
Add and express in simplest form:
5 11
--- + ----
4cd 4cd
I believe the answer to this problem is:
16
---
8cd
Simplest form is
1
--
2cd
Is this correct? Thank you
I have a block (picture)with 25 squares in total...5 going down & 5 going across.
1. How many 1-unit square are there?
2. How many 4-unit square are there?
3. How many 9-unit