Need help with a few of these
Q1 Factorise this expression
bx + by +mx + my
Q2 make the symbol in brackets the subject
t = 2(pie) sq2 l
---
g
(pie) = pie symbol
sq2 = square root
Make l the subject
Q3. Same question again make the symbol in brackets the subject
p-mg = mv(sq)
------
r
Make M the subject
and (sq) is squared
Q4. Simplify the expressions
a(2) x a(3) x a(-5)
The number in brackets is the power
and square root 9a(4)b(2)
Thank you very much all!
You posted Q4 again.
Previous your post where those questions are is:
http://www.mathhelpforum.com/math-he...l-subject.html
Don't double post.